OpenROAD 0.9.0 d03ebfc244
This program is licensed under the BSD-3 license. See the LICENSE file for details. 
Components of this program may be licensed under more restrictive licenses which must be honored.
Error: cannot open '/.openroad'.
Warning: /home/xrex/usr/devel/pdks/sky130A/libs.ref/sky130_fd_sc_hd/lib/sky130_fd_sc_hd__tt_025C_1v80.lib, line 31 default_operating_condition tt_025C_1v80 not found.
Notice 0: Reading LEF file:  /project/openlane/mgmt_core/runs/mgmt_core/tmp/merged_unpadded.lef
Notice 0:     Created 13 technology layers
Notice 0:     Created 25 technology vias
Notice 0:     Created 440 library cells
Notice 0: Finished LEF file:  /project/openlane/mgmt_core/runs/mgmt_core/tmp/merged_unpadded.lef
Notice 0: 
Reading DEF file: /project/openlane/mgmt_core/runs/mgmt_core/tmp/routing/addspacers.def
Notice 0: Design: mgmt_core
Notice 0: 		Created 100000 Insts
Notice 0: 		Created 200000 Insts
Notice 0:     Created 796 pins.
Notice 0:     Created 261753 components and 1206681 component-terminals.
Notice 0:     Created 2 special nets and 0 connections.
Notice 0:     Created 36740 nets and 193911 connections.
Notice 0: Finished DEF file: /project/openlane/mgmt_core/runs/mgmt_core/tmp/routing/addspacers.def
[PARAMS] Min routing layer: 2
[PARAMS] Max routing layer: 6
[PARAMS] Global adjustment: 0
[PARAMS] Unidirectional routing: 1
[PARAMS] Grid origin: (-1, -1)
[INFO] #DB Obstructions: 0
[INFO] #DB Obstacles: 3699388
[INFO] #DB Macros: 2
[INFO] Found 0 clock nets
[INFO] Minimum degree: 2
[INFO] Maximum degree: 419
[INFO] Processing 1938110 obstacles on layer 1
[INFO] Processing 591169 obstacles on layer 2
[INFO] Processing 185 obstacles on layer 3
[INFO] Processing 95 obstacles on layer 4
[INFO] Processing 132 obstacles on layer 5
[INFO] Processing 11 obstacles on layer 6
[INFO] Reducing resources of layer 1 by 99%
[INFO] Reducing resources of layer 2 by 20%
[INFO] Reducing resources of layer 3 by 20%
[INFO] Reducing resources of layer 4 by 20%
[INFO] Reducing resources of layer 5 by 10%
[INFO] Reducing resources of layer 6 by 10%
[INFO] WIRELEN : 381907, WIRELEN1 : 0
[INFO] NumSeg  : 107150
[INFO] NumShift: 0
First L Route
[INFO] WIRELEN : 382201, WIRELEN1 : 382201
[INFO] NumSeg  : 106819
[INFO] NumShift: 2782
[Overflow Report] Total hCap    : 479529
[Overflow Report] Total vCap    : 446864
[Overflow Report] Total Usage   : 382201
[Overflow Report] Max H Overflow: 43
[Overflow Report] Max V Overflow: 8
[Overflow Report] Max Overflow  : 43
[Overflow Report] Num Overflow e: 8670
[Overflow Report] H   Overflow  : 22477
[Overflow Report] V   Overflow  : 2684
[Overflow Report] Final Overflow: 25161

Second L Route
[Overflow Report] Total hCap    : 479529
[Overflow Report] Total vCap    : 446864
[Overflow Report] Total Usage   : 382201
[Overflow Report] Max H Overflow: 44
[Overflow Report] Max V Overflow: 8
[Overflow Report] Max Overflow  : 44
[Overflow Report] Num Overflow e: 8521
[Overflow Report] H   Overflow  : 22267
[Overflow Report] V   Overflow  : 2603
[Overflow Report] Final Overflow: 24870

First Z Route
[Overflow Report] Total hCap    : 479529
[Overflow Report] Total vCap    : 446864
[Overflow Report] Total Usage   : 382201
[Overflow Report] Max H Overflow: 43
[Overflow Report] Max V Overflow: 3
[Overflow Report] Max Overflow  : 43
[Overflow Report] Num Overflow e: 7938
[Overflow Report] H   Overflow  : 19365
[Overflow Report] V   Overflow  : 1671
[Overflow Report] Final Overflow: 21036

[INFO] LV routing round 0, enlarge 10 
[INFO] 10 threshold, 10 expand
[Overflow Report] total Usage   : 391843
[Overflow Report] Max H Overflow: 15
[Overflow Report] Max V Overflow: 10
[Overflow Report] Max Overflow  : 15
[Overflow Report] Num Overflow e: 6934
[Overflow Report] H   Overflow  : 7152
[Overflow Report] V   Overflow  : 2632
[Overflow Report] Final Overflow: 9784

[INFO] LV routing round 1, enlarge 15 
[INFO] 5 threshold, 15 expand
[Overflow Report] total Usage   : 392593
[Overflow Report] Max H Overflow: 13
[Overflow Report] Max V Overflow: 10
[Overflow Report] Max Overflow  : 13
[Overflow Report] Num Overflow e: 6866
[Overflow Report] H   Overflow  : 6078
[Overflow Report] V   Overflow  : 2678
[Overflow Report] Final Overflow: 8756

[INFO] LV routing round 2, enlarge 20 
[INFO] 1 threshold, 20 expand
[Overflow Report] total Usage   : 392851
[Overflow Report] Max H Overflow: 10
[Overflow Report] Max V Overflow: 9
[Overflow Report] Max Overflow  : 10
[Overflow Report] Num Overflow e: 6675
[Overflow Report] H   Overflow  : 5315
[Overflow Report] V   Overflow  : 2787
[Overflow Report] Final Overflow: 8102

Running extra iterations to remove overflow...
Update congestion history type 1
[INFO] iteration 1, enlarge 25, costheight 6, threshold 10 via cost 2 
[INFO] log_coef 0.605586, healingTrigger 0 cost_step 2 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 397936
[Overflow Report] Max H Overflow: 5
[Overflow Report] Max V Overflow: 3
[Overflow Report] Max Overflow  : 5
[Overflow Report] Num Overflow e: 2563
[Overflow Report] H   Overflow  : 2225
[Overflow Report] V   Overflow  : 753
[Overflow Report] Final Overflow: 2978

Update congestion history type 1
[INFO] iteration 2, enlarge 35, costheight 8, threshold 6 via cost 2 
[INFO] log_coef 0.766449, healingTrigger 0 cost_step 2 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 400135
[Overflow Report] Max H Overflow: 4
[Overflow Report] Max V Overflow: 2
[Overflow Report] Max Overflow  : 4
[Overflow Report] Num Overflow e: 1158
[Overflow Report] H   Overflow  : 778
[Overflow Report] V   Overflow  : 471
[Overflow Report] Final Overflow: 1249

Update congestion history type 1
[INFO] iteration 3, enlarge 40, costheight 10, threshold 2 via cost 2 
[INFO] log_coef 0.838120, healingTrigger 0 cost_step 2 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 401731
[Overflow Report] Max H Overflow: 3
[Overflow Report] Max V Overflow: 2
[Overflow Report] Max Overflow  : 3
[Overflow Report] Num Overflow e: 365
[Overflow Report] H   Overflow  : 280
[Overflow Report] V   Overflow  : 122
[Overflow Report] Final Overflow: 402

Update congestion history type 1
[INFO] iteration 4, enlarge 45, costheight 15, threshold 0 via cost 2 
[INFO] log_coef 0.953011, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 403189
[Overflow Report] Max H Overflow: 4
[Overflow Report] Max V Overflow: 2
[Overflow Report] Max Overflow  : 4
[Overflow Report] Num Overflow e: 200
[Overflow Report] H   Overflow  : 148
[Overflow Report] V   Overflow  : 72
[Overflow Report] Final Overflow: 220

Update congestion history type 1
[INFO] iteration 5, enlarge 50, costheight 20, threshold 0 via cost 2 
[INFO] log_coef 0.953011, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 403825
[Overflow Report] Max H Overflow: 3
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 3
[Overflow Report] Num Overflow e: 144
[Overflow Report] H   Overflow  : 87
[Overflow Report] V   Overflow  : 69
[Overflow Report] Final Overflow: 156

Update congestion history type 1
[INFO] iteration 6, enlarge 55, costheight 30, threshold 0 via cost 2 
[INFO] log_coef 0.953011, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 405282
[Overflow Report] Max H Overflow: 2
[Overflow Report] Max V Overflow: 2
[Overflow Report] Max Overflow  : 2
[Overflow Report] Num Overflow e: 86
[Overflow Report] H   Overflow  : 37
[Overflow Report] V   Overflow  : 55
[Overflow Report] Final Overflow: 92

Update congestion history type 1
[INFO] iteration 7, enlarge 60, costheight 35, threshold 0 via cost 2 
[INFO] log_coef 1.181232, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 405665
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 65
[Overflow Report] H   Overflow  : 19
[Overflow Report] V   Overflow  : 46
[Overflow Report] Final Overflow: 65

Update congestion history type 1
[INFO] iteration 8, enlarge 65, costheight 45, threshold 0 via cost 2 
[INFO] log_coef 2.000000, healingTrigger 0 cost_step 5 L 0 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 405991
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 14
[Overflow Report] H   Overflow  : 9
[Overflow Report] V   Overflow  : 5
[Overflow Report] Final Overflow: 14

Update congestion history type 2
[INFO] iteration 9, enlarge 70, costheight 50, threshold 0 via cost 2 
[INFO] log_coef 2.000000, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406238
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 10
[Overflow Report] H   Overflow  : 5
[Overflow Report] V   Overflow  : 5
[Overflow Report] Final Overflow: 10

Update congestion history type 2
[INFO] iteration 10, enlarge 75, costheight 60, threshold 0 via cost 2 
[INFO] log_coef 2.000000, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406385
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 6
[Overflow Report] H   Overflow  : 2
[Overflow Report] V   Overflow  : 4
[Overflow Report] Final Overflow: 6

Update congestion history type 2
[INFO] iteration 11, enlarge 80, costheight 65, threshold 0 via cost 2 
[INFO] log_coef 2.000000, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406401
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 6
[Overflow Report] H   Overflow  : 2
[Overflow Report] V   Overflow  : 4
[Overflow Report] Final Overflow: 6

Update congestion history type 2
[INFO] iteration 12, enlarge 85, costheight 75, threshold 0 via cost 0 
[INFO] log_coef 2.000000, healingTrigger 1 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406625
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 1
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 4
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 4
[Overflow Report] Final Overflow: 4

Update congestion history type 2
[INFO] iteration 13, enlarge 90, costheight 80, threshold 0 via cost 0 
[INFO] log_coef 2.000000, healingTrigger 1 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406678
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 1
[Overflow Report] H   Overflow  : 1
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 1

Update congestion history type 2
[INFO] iteration 14, enlarge 95, costheight 85, threshold 0 via cost 0 
[INFO] log_coef 2.000000, healingTrigger 1 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406706
[Overflow Report] Max H Overflow: 1
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 1
[Overflow Report] Num Overflow e: 1
[Overflow Report] H   Overflow  : 1
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 1

Update congestion history type 2
[INFO] iteration 15, enlarge 100, costheight 95, threshold 0 via cost 0 
[INFO] log_coef 2.000000, healingTrigger 2 cost_step 5 L 1 cost_type 1 updatetype 2
[Overflow Report] total Usage   : 406723
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 0
[Overflow Report] Num Overflow e: 0
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 0

Usage checked
Maze routing finished
[INFO] P3 runtime: 4.910000 sec
[INFO] Final 2D results: 
[Overflow Report] total Usage   : 406723
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 0
[Overflow Report] Num Overflow e: 0
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 0

Layer Assignment Begins
Layer assignment finished
[INFO] 2D + Layer Assignment Runtime: 9.670000 sec
Post Processing Begins 
Post Processsing finished
 Starting via filling
[INFO] Via related to pin nodes 214364
[INFO] Via related stiner nodes 6739
Via filling finished

Final usage/overflow report: 
[INFO] Usage per layer: 
    Layer 1 usage: 0
    Layer 2 usage: 170015
    Layer 3 usage: 106171
    Layer 4 usage: 102725
    Layer 5 usage: 14113
    Layer 6 usage: 14041

[INFO] Capacity per layer: 
    Layer 1 capacity: 0
    Layer 2 capacity: 266146
    Layer 3 capacity: 287234
    Layer 4 capacity: 186809
    Layer 5 capacity: 159630
    Layer 6 capacity: 26574

[INFO] Use percentage per layer: 
    Layer 1 use percentage: 0.0%
    Layer 2 use percentage: 63.88%
    Layer 3 use percentage: 36.96%
    Layer 4 use percentage: 54.99%
    Layer 5 use percentage: 8.84%
    Layer 6 use percentage: 52.84%

[INFO] Overflow per layer: 
    Layer 1 overflow: 0
    Layer 2 overflow: 0
    Layer 3 overflow: 0
    Layer 4 overflow: 0
    Layer 5 overflow: 0
    Layer 6 overflow: 0

[Overflow Report] Total Usage   : 407065
[Overflow Report] Total Capacity: 926393
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 0
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 0

[INFO] Final usage          : 407065
[INFO] Final number of vias : 246150
[INFO] Final usage 3D       : 1145515
[INFO] Total wirelength: 4470728 um
[INFO] Num routed nets: 36728