diff --git a/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_4.chk.rpt b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_4.chk.rpt
new file mode 100644
index 0000000..fd2af00
--- /dev/null
+++ b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_4.chk.rpt
@@ -0,0 +1,244 @@
+
+29. Executing CHECK pass (checking for obvious problems).
+Checking module user_proj_example...
+Warning: Wire user_proj_example.\wbs_dat_o [31] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [30] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [29] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [28] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [27] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [26] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [25] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [24] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [23] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [22] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [21] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [20] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [19] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [18] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [17] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [16] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [15] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [14] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [13] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [12] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [11] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [10] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [9] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [8] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [7] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [6] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [5] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [4] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [3] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [2] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [1] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_dat_o [0] is used but has no driver.
+Warning: Wire user_proj_example.\wbs_ack_o is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [127] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [126] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [125] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [124] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [123] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [122] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [121] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [120] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [119] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [118] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [117] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [116] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [115] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [114] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [113] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [112] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [111] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [110] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [109] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [108] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [107] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [106] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [105] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [104] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [103] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [102] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [101] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [100] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [99] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [98] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [97] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [96] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [95] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [94] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [93] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [92] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [91] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [90] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [89] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [88] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [87] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [86] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [85] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [84] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [83] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [82] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [81] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [80] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [79] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [78] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [77] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [76] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [75] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [74] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [73] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [72] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [71] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [70] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [69] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [68] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [67] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [66] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [65] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [64] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [63] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [62] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [61] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [60] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [59] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [58] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [57] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [56] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [55] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [54] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [53] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [52] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [51] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [50] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [49] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [48] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [47] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [46] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [45] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [44] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [43] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [42] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [41] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [40] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [39] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [38] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [37] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [36] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [35] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [34] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [33] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [32] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [31] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [30] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [29] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [28] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [27] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [26] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [25] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [24] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [23] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [22] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [21] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [20] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [19] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [18] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [17] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [16] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [15] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [14] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [13] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [12] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [11] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [10] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [9] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [8] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [7] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [6] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [5] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [4] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [3] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [2] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [1] is used but has no driver.
+Warning: Wire user_proj_example.\la_data_out [0] is used but has no driver.
+Warning: Wire user_proj_example.\irq [2] is used but has no driver.
+Warning: Wire user_proj_example.\irq [1] is used but has no driver.
+Warning: Wire user_proj_example.\irq [0] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [37] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [36] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [35] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [34] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [33] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [32] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [31] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [30] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [29] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [28] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [27] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [26] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [25] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [24] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [23] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [22] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [21] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [20] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [19] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [18] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [17] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [16] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [15] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [14] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [13] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [12] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [11] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [10] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [9] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [8] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [7] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [6] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [5] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [4] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [3] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [2] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [1] is used but has no driver.
+Warning: Wire user_proj_example.\io_out [0] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [37] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [36] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [35] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [34] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [33] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [32] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [31] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [30] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [29] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [28] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [27] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [26] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [25] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [24] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [23] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [22] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [21] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [20] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [19] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [18] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [17] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [16] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [15] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [14] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [13] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [12] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [11] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [10] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [9] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [8] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [7] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [6] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [5] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [4] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [3] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [2] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [1] is used but has no driver.
+Warning: Wire user_proj_example.\io_oeb [0] is used but has no driver.
+Found and reported 240 problems.
diff --git a/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_4.stat.rpt b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_4.stat.rpt
new file mode 100644
index 0000000..a6c130c
--- /dev/null
+++ b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_4.stat.rpt
@@ -0,0 +1,35 @@
+
+30. Printing statistics.
+
+=== user_proj_example ===
+
+   Number of wires:                205
+   Number of wire bits:            795
+   Number of public wires:          17
+   Number of public wire bits:     607
+   Number of memories:               0
+   Number of memory bits:            0
+   Number of processes:              0
+   Number of cells:                428
+     sky130_fd_sc_hd__a21o_2         1
+     sky130_fd_sc_hd__a21oi_2        1
+     sky130_fd_sc_hd__a22o_2         1
+     sky130_fd_sc_hd__and3_2         2
+     sky130_fd_sc_hd__buf_1         15
+     sky130_fd_sc_hd__buf_2          1
+     sky130_fd_sc_hd__conb_1       212
+     sky130_fd_sc_hd__inv_2         51
+     sky130_fd_sc_hd__mux2_1        87
+     sky130_fd_sc_hd__mux4_1         2
+     sky130_fd_sc_hd__nor2_2        27
+     sky130_fd_sc_hd__o21ai_2        2
+     sky130_fd_sc_hd__o22a_2         2
+     sky130_fd_sc_hd__o32a_2         1
+     sky130_fd_sc_hd__or2_2         17
+     sky130_fd_sc_hd__or3_2          3
+     sky130_fd_sc_hd__or3b_2         1
+     sky130_fd_sc_hd__or4_2          1
+     sky130_fd_sc_hd__or4b_2         1
+
+   Chip area for module '\user_proj_example': 2497.395200
+
diff --git a/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_dff.stat b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_dff.stat
new file mode 100644
index 0000000..e5c15d5
--- /dev/null
+++ b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_dff.stat
@@ -0,0 +1,25 @@
+
+22. Printing statistics.
+
+=== user_proj_example ===
+
+   Number of wires:                590
+   Number of wire bits:           1180
+   Number of public wires:          18
+   Number of public wire bits:     608
+   Number of memories:               0
+   Number of memory bits:            0
+   Number of processes:              0
+   Number of cells:                233
+     $_ANDNOT_                      36
+     $_AND_                          7
+     $_NAND_                         2
+     $_NOR_                         18
+     $_NOT_                         40
+     $_ORNOT_                        8
+     $_OR_                          19
+     $_XNOR_                         5
+     $_XOR_                          9
+     sky130_fd_sc_hd__mux2_1        87
+     sky130_fd_sc_hd__mux4_1         2
+
diff --git a/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_pre.stat b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_pre.stat
new file mode 100644
index 0000000..274bc49
--- /dev/null
+++ b/openlane/user_proj_example/runs/user_proj_example/synthesis/1-yosys_pre.stat
@@ -0,0 +1,24 @@
+
+11. Printing statistics.
+
+=== user_proj_example ===
+
+   Number of wires:                223
+   Number of wire bits:            813
+   Number of public wires:          18
+   Number of public wire bits:     608
+   Number of memories:               0
+   Number of memory bits:            0
+   Number of processes:              0
+   Number of cells:                237
+     $_ANDNOT_                      36
+     $_AND_                          7
+     $_MUX_                         93
+     $_NAND_                         2
+     $_NOR_                         18
+     $_NOT_                         40
+     $_ORNOT_                        8
+     $_OR_                          19
+     $_XNOR_                         5
+     $_XOR_                          9
+