./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e621fe5569ce23da8663d1ba84e0ea76474750cbbbe06c56ff4e5d6732ec9411 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:32,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:32,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:50:32,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:32,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:32,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:32,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:32,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:32,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:32,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:32,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:32,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:32,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:32,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:32,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:32,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:32,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:32,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:32,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:32,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:32,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:32,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:32,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:32,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:32,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:32,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:32,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:32,367 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:32,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:32,368 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:32,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e621fe5569ce23da8663d1ba84e0ea76474750cbbbe06c56ff4e5d6732ec9411 [2023-11-19 02:50:32,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:32,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:32,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:32,739 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:32,740 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:32,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2023-11-19 02:50:35,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:36,245 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:36,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2023-11-19 02:50:36,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/data/e928e3aa6/a678997cba354a68afc926da7f9a98a9/FLAG0836a581e [2023-11-19 02:50:36,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/data/e928e3aa6/a678997cba354a68afc926da7f9a98a9 [2023-11-19 02:50:36,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:36,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:36,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:36,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:36,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:36,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:36" (1/1) ... [2023-11-19 02:50:36,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3346ec87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:36, skipping insertion in model container [2023-11-19 02:50:36,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:36" (1/1) ... [2023-11-19 02:50:36,452 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:37,211 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i[100586,100599] [2023-11-19 02:50:37,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:37,460 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:37,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3095-3096] [2023-11-19 02:50:37,595 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i[100586,100599] [2023-11-19 02:50:37,607 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (63), "i" (12UL)); [3611-3612] [2023-11-19 02:50:37,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (65), "i" (12UL)); [3619-3620] [2023-11-19 02:50:37,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (66), "i" (12UL)); [3627-3628] [2023-11-19 02:50:37,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-011--linux-stable--dir/work/current--X--drivers/block/virtio_blk.ko--X--defaultlinux-stable-39a1d13-1--X--101_1a--X--cpachecker/linux-stable-39a1d13-1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/101_1a/drivers/block/virtio_blk.o.c.prepared"), "i" (151), "i" (12UL)); [3842-3843] [2023-11-19 02:50:37,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-011--linux-stable--dir/work/current--X--drivers/block/virtio_blk.ko--X--defaultlinux-stable-39a1d13-1--X--101_1a--X--cpachecker/linux-stable-39a1d13-1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/101_1a/drivers/block/virtio_blk.o.c.prepared"), "i" (205), "i" (12UL)); [3917-3918] [2023-11-19 02:50:37,783 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-011--linux-stable--dir/work/current--X--drivers/block/virtio_blk.ko--X--defaultlinux-stable-39a1d13-1--X--101_1a--X--cpachecker/linux-stable-39a1d13-1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/101_1a/drivers/block/virtio_blk.o.c.prepared"), "i" (495), "i" (12UL)); [4238-4239] [2023-11-19 02:50:37,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:37,851 WARN L675 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:37,851 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:37,859 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:37,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37 WrapperNode [2023-11-19 02:50:37,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:37,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:37,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:37,862 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:37,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:37,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,013 INFO L138 Inliner]: procedures = 155, calls = 555, calls flagged for inlining = 94, calls inlined = 94, statements flattened = 1961 [2023-11-19 02:50:38,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:38,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:38,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:38,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:38,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:38,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:38,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:38,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:38,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:37" (1/1) ... [2023-11-19 02:50:38,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:38,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:38,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:38,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8292b194-51e7-405d-958f-5f8f2e0fe67a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2023-11-19 02:50:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2023-11-19 02:50:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2023-11-19 02:50:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2023-11-19 02:50:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 02:50:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 02:50:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2023-11-19 02:50:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2023-11-19 02:50:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-11-19 02:50:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-11-19 02:50:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 02:50:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 02:50:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2023-11-19 02:50:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2023-11-19 02:50:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2023-11-19 02:50:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2023-11-19 02:50:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 02:50:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 02:50:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 02:50:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 02:50:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 02:50:38,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 02:50:38,362 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2023-11-19 02:50:38,362 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2023-11-19 02:50:38,363 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:50:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:50:38,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:50:38,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-11-19 02:50:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-11-19 02:50:38,364 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-11-19 02:50:38,364 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 02:50:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 02:50:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2023-11-19 02:50:38,365 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2023-11-19 02:50:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:50:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 02:50:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 02:50:38,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 02:50:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-11-19 02:50:38,366 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-11-19 02:50:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-11-19 02:50:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-11-19 02:50:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:50:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-11-19 02:50:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-11-19 02:50:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 02:50:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 02:50:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 02:50:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 02:50:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:50:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-11-19 02:50:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-11-19 02:50:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-19 02:50:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-19 02:50:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2023-11-19 02:50:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2023-11-19 02:50:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 02:50:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 02:50:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 02:50:38,372 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 02:50:38,859 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:38,862 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:39,618 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 02:50:39,688 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-11-19 02:50:40,595 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:41,660 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:41,661 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:41,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:41 BoogieIcfgContainer [2023-11-19 02:50:41,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:41,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:41,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:41,681 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:41,682 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:41" (1/1) ... [2023-11-19 02:50:41,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 325 states and 453 transitions. [2023-11-19 02:50:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 453 transitions. [2023-11-19 02:50:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:41,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:41,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 330 states and 474 transitions. [2023-11-19 02:50:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 474 transitions. [2023-11-19 02:50:42,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:42,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:42,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 341 states and 510 transitions. [2023-11-19 02:50:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 510 transitions. [2023-11-19 02:50:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:42,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 342 states and 511 transitions. [2023-11-19 02:50:42,813 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 511 transitions. [2023-11-19 02:50:42,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:42,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:50:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 344 states and 514 transitions. [2023-11-19 02:50:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 514 transitions. [2023-11-19 02:50:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:42,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 347 states and 532 transitions. [2023-11-19 02:50:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 532 transitions. [2023-11-19 02:50:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:43,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 346 states and 527 transitions. [2023-11-19 02:50:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 527 transitions. [2023-11-19 02:50:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:43,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 347 states and 527 transitions. [2023-11-19 02:50:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 527 transitions. [2023-11-19 02:50:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:43,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,703 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:43,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 349 states and 529 transitions. [2023-11-19 02:50:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 529 transitions. [2023-11-19 02:50:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:43,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 354 states and 549 transitions. [2023-11-19 02:50:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 549 transitions. [2023-11-19 02:50:44,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:50:44,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 353 states and 543 transitions. [2023-11-19 02:50:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 543 transitions. [2023-11-19 02:50:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:50:44,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:50:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 355 states and 545 transitions. [2023-11-19 02:50:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 545 transitions. [2023-11-19 02:50:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:44,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 356 states and 546 transitions. [2023-11-19 02:50:44,711 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 546 transitions. [2023-11-19 02:50:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:44,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:50:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 357 states and 546 transitions. [2023-11-19 02:50:44,833 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 546 transitions. [2023-11-19 02:50:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:44,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,897 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 360 states and 550 transitions. [2023-11-19 02:50:44,972 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 550 transitions. [2023-11-19 02:50:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:44,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:45,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 361 states and 550 transitions. [2023-11-19 02:50:45,050 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 550 transitions. [2023-11-19 02:50:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:45,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 364 states and 554 transitions. [2023-11-19 02:50:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 554 transitions. [2023-11-19 02:50:45,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:50:45,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:45,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 365 states and 553 transitions. [2023-11-19 02:50:45,378 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 553 transitions. [2023-11-19 02:50:45,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:50:45,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,447 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:50:45,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 368 states and 556 transitions. [2023-11-19 02:50:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 556 transitions. [2023-11-19 02:50:45,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:50:45,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:50:45,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 378 states and 582 transitions. [2023-11-19 02:50:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 582 transitions. [2023-11-19 02:50:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:50:45,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:46,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 381 states and 597 transitions. [2023-11-19 02:50:46,417 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 597 transitions. [2023-11-19 02:50:46,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:50:46,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:46,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 386 states and 616 transitions. [2023-11-19 02:50:47,192 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 616 transitions. [2023-11-19 02:50:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:50:47,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:47,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:48,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 391 states and 636 transitions. [2023-11-19 02:50:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 636 transitions. [2023-11-19 02:50:48,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:50:48,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:48,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:48,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 394 states and 652 transitions. [2023-11-19 02:50:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 652 transitions. [2023-11-19 02:50:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:50:48,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:48,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:48,801 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:50:49,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 398 states and 660 transitions. [2023-11-19 02:50:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 660 transitions. [2023-11-19 02:50:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:50:49,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:49,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:49,091 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:50:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:49,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 399 states and 660 transitions. [2023-11-19 02:50:49,243 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 660 transitions. [2023-11-19 02:50:49,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:49,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:49,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:49,348 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 406 states and 681 transitions. [2023-11-19 02:50:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 681 transitions. [2023-11-19 02:50:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:50,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:50,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:50:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 410 states and 700 transitions. [2023-11-19 02:50:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 700 transitions. [2023-11-19 02:50:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:51,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:51,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 415 states and 718 transitions. [2023-11-19 02:50:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 718 transitions. [2023-11-19 02:50:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:52,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:52,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:50:52,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:52,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 414 states and 704 transitions. [2023-11-19 02:50:52,741 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 704 transitions. [2023-11-19 02:50:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:50:52,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:52,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:50:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 416 states and 706 transitions. [2023-11-19 02:50:52,870 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 706 transitions. [2023-11-19 02:50:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:50:52,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:52,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:50:55,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 435 states and 756 transitions. [2023-11-19 02:50:55,572 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 756 transitions. [2023-11-19 02:50:55,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:50:55,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:55,702 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:50:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:55,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 434 states and 740 transitions. [2023-11-19 02:50:55,806 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 740 transitions. [2023-11-19 02:50:55,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:50:55,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:55,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:50:56,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:56,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 436 states and 743 transitions. [2023-11-19 02:50:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 743 transitions. [2023-11-19 02:50:56,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:50:56,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:56,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:50:56,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:56,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 441 states and 753 transitions. [2023-11-19 02:50:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 753 transitions. [2023-11-19 02:50:56,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:50:56,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:56,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:50:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 446 states and 761 transitions. [2023-11-19 02:50:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 761 transitions. [2023-11-19 02:50:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:50:56,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:56,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:50:57,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 448 states and 764 transitions. [2023-11-19 02:50:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 764 transitions. [2023-11-19 02:50:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:50:57,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:50:57,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 452 states and 771 transitions. [2023-11-19 02:50:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 771 transitions. [2023-11-19 02:50:57,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:50:57,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,895 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:50:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:58,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 456 states and 777 transitions. [2023-11-19 02:50:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 777 transitions. [2023-11-19 02:50:58,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:50:58,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:58,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:50:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:58,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 461 states and 786 transitions. [2023-11-19 02:50:58,728 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 786 transitions. [2023-11-19 02:50:58,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:50:58,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:58,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,809 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:50:59,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:59,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 469 states and 799 transitions. [2023-11-19 02:50:59,423 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 799 transitions. [2023-11-19 02:50:59,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:50:59,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:59,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:50:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:59,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 470 states and 799 transitions. [2023-11-19 02:50:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 799 transitions. [2023-11-19 02:50:59,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:50:59,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:59,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:50:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 476 states and 807 transitions. [2023-11-19 02:50:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 807 transitions. [2023-11-19 02:50:59,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:50:59,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:59,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:00,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 480 states and 815 transitions. [2023-11-19 02:51:00,310 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 815 transitions. [2023-11-19 02:51:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:00,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:51:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 484 states and 820 transitions. [2023-11-19 02:51:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 820 transitions. [2023-11-19 02:51:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:51:00,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 02:51:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 485 states and 820 transitions. [2023-11-19 02:51:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 820 transitions. [2023-11-19 02:51:01,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:51:01,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:01,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:01,076 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:51:01,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:01,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 492 states and 836 transitions. [2023-11-19 02:51:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 836 transitions. [2023-11-19 02:51:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:01,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:01,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:02,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 497 states and 847 transitions. [2023-11-19 02:51:02,263 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 847 transitions. [2023-11-19 02:51:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:02,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:02,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:51:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:02,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 500 states and 850 transitions. [2023-11-19 02:51:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 850 transitions. [2023-11-19 02:51:02,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:02,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:02,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:51:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 501 states and 850 transitions. [2023-11-19 02:51:03,177 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 850 transitions. [2023-11-19 02:51:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:03,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:03,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:03,301 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 503 states and 860 transitions. [2023-11-19 02:51:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 860 transitions. [2023-11-19 02:51:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:03,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:03,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:03,818 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:05,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:05,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 509 states and 879 transitions. [2023-11-19 02:51:05,134 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 879 transitions. [2023-11-19 02:51:05,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:05,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:05,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:05,304 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:51:05,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:05,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 513 states and 884 transitions. [2023-11-19 02:51:05,599 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 884 transitions. [2023-11-19 02:51:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:05,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:05,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:05,684 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:51:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:05,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 515 states and 886 transitions. [2023-11-19 02:51:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 886 transitions. [2023-11-19 02:51:05,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:51:05,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:05,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:05,814 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:51:05,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:05,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 519 states and 891 transitions. [2023-11-19 02:51:05,864 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 891 transitions. [2023-11-19 02:51:05,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:05,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:05,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 526 states and 911 transitions. [2023-11-19 02:51:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 911 transitions. [2023-11-19 02:51:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:06,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:06,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:07,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 528 states and 916 transitions. [2023-11-19 02:51:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 916 transitions. [2023-11-19 02:51:07,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:07,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:07,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:07,274 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 530 states and 923 transitions. [2023-11-19 02:51:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 923 transitions. [2023-11-19 02:51:07,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:07,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:07,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:51:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 532 states and 929 transitions. [2023-11-19 02:51:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 929 transitions. [2023-11-19 02:51:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:51:08,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:51:08,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 533 states and 929 transitions. [2023-11-19 02:51:08,314 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 929 transitions. [2023-11-19 02:51:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:08,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:08,406 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:51:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 535 states and 931 transitions. [2023-11-19 02:51:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 931 transitions. [2023-11-19 02:51:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:51:08,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:08,841 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 536 states and 931 transitions. [2023-11-19 02:51:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 931 transitions. [2023-11-19 02:51:08,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:51:08,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:51:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:09,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 543 states and 950 transitions. [2023-11-19 02:51:09,880 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 950 transitions. [2023-11-19 02:51:09,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:51:09,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:09,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:51:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 545 states and 958 transitions. [2023-11-19 02:51:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 958 transitions. [2023-11-19 02:51:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:51:10,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:10,620 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:10,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 546 states and 958 transitions. [2023-11-19 02:51:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 958 transitions. [2023-11-19 02:51:10,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:51:10,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:10,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:51:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 549 states and 964 transitions. [2023-11-19 02:51:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 964 transitions. [2023-11-19 02:51:11,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:51:11,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:11,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:51:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:11,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 557 states and 976 transitions. [2023-11-19 02:51:11,857 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 976 transitions. [2023-11-19 02:51:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:51:11,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:11,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 560 states and 980 transitions. [2023-11-19 02:51:12,646 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 980 transitions. [2023-11-19 02:51:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:51:12,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:12,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:12,773 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:51:13,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 562 states and 982 transitions. [2023-11-19 02:51:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 982 transitions. [2023-11-19 02:51:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:51:13,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:13,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:13,256 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:51:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 564 states and 986 transitions. [2023-11-19 02:51:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 986 transitions. [2023-11-19 02:51:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:51:13,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:13,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:13,868 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:13,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 566 states and 989 transitions. [2023-11-19 02:51:13,925 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 989 transitions. [2023-11-19 02:51:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:51:13,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:13,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:51:14,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:14,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 569 states and 994 transitions. [2023-11-19 02:51:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 994 transitions. [2023-11-19 02:51:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:51:14,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:14,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:15,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 571 states and 996 transitions. [2023-11-19 02:51:15,030 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 996 transitions. [2023-11-19 02:51:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:51:15,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:15,164 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 02:51:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:15,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 572 states and 996 transitions. [2023-11-19 02:51:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 996 transitions. [2023-11-19 02:51:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:51:15,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:15,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:15,308 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:51:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 575 states and 1001 transitions. [2023-11-19 02:51:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1001 transitions. [2023-11-19 02:51:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:51:15,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:15,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:51:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 577 states and 1003 transitions. [2023-11-19 02:51:16,447 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1003 transitions. [2023-11-19 02:51:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:51:16,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:16,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.