./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm --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 32bit --witnessprinter.graph.data.programhash 9db88713350d7306821dd75614e70e6b858505d66168ef8348e173e7f0890ab2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:53:12,757 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:53:12,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:53:12,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:53:12,877 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:53:12,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:53:12,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:53:12,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:53:12,920 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:53:12,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:53:12,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:53:12,922 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:53:12,923 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:53:12,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:53:12,923 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:53:12,923 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:53:12,923 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:53:12,923 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:53:12,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:53:12,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:12,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:53:12,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:53:12,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:53:12,924 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:53:12,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:53:12,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db88713350d7306821dd75614e70e6b858505d66168ef8348e173e7f0890ab2 [2024-11-13 22:53:13,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:53:13,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:53:13,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:53:13,281 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:53:13,281 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:53:13,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-13 22:53:15,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:53:15,735 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:53:15,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c [2024-11-13 22:53:15,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/data/80022e823/23486f20f2f74319a66f53509351aeb4/FLAGf31ff1124 [2024-11-13 22:53:15,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/data/80022e823/23486f20f2f74319a66f53509351aeb4 [2024-11-13 22:53:15,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:53:15,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:53:15,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:53:15,771 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:53:15,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:53:15,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:53:15" (1/1) ... [2024-11-13 22:53:15,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23290e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:15, skipping insertion in model container [2024-11-13 22:53:15,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:53:15" (1/1) ... [2024-11-13 22:53:15,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:53:16,121 WARN L250 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_52046eda-f5f6-4aa6-b07a-e33efbaef38f/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c[9529,9542] [2024-11-13 22:53:16,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:53:16,141 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:53:16,239 WARN L250 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_52046eda-f5f6-4aa6-b07a-e33efbaef38f/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c[9529,9542] [2024-11-13 22:53:16,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:53:16,267 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:53:16,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16 WrapperNode [2024-11-13 22:53:16,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:53:16,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:53:16,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:53:16,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:53:16,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,344 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 315 [2024-11-13 22:53:16,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:53:16,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:53:16,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:53:16,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:53:16,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:53:16,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:53:16,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:53:16,397 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:53:16,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:16" (1/1) ... [2024-11-13 22:53:16,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:16,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:53:16,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:53:16,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52046eda-f5f6-4aa6-b07a-e33efbaef38f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:53:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:53:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:53:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:53:16,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:53:16,574 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:53:16,576 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:53:17,093 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-13 22:53:17,093 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:53:17,647 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:53:17,648 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:53:17,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:17 BoogieIcfgContainer [2024-11-13 22:53:17,648 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:53:17,650 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:53:17,651 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:53:17,662 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:53:17,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:17" (1/1) ... [2024-11-13 22:53:17,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:53:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:17,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:53:17,741 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:53:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:53:17,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:17,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:20,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:53:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:53:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:53:20,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 22:53:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 22:53:29,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:53:29,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:29,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:34,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2024-11-13 22:53:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2024-11-13 22:53:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:53:34,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:34,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:25,524 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:54:53,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 27 states and 58 transitions. [2024-11-13 22:54:53,245 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 58 transitions. [2024-11-13 22:54:53,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:54:53,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:53,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:56:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 37 states and 88 transitions. [2024-11-13 22:56:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 88 transitions. [2024-11-13 22:56:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:56:21,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:21,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:56:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 43 states and 106 transitions. [2024-11-13 22:56:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 106 transitions. [2024-11-13 22:56:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:56:42,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:42,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:52,548 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:57:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:52,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 55 states and 145 transitions. [2024-11-13 22:57:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 145 transitions. [2024-11-13 22:57:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:57:52,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:52,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:03:41,861 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 527 DAG size of output: 438 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:03:54,313 WARN L286 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 523 DAG size of output: 434 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:04:12,030 WARN L286 SmtUtils]: Spent 13.25s on a formula simplification. DAG size of input: 760 DAG size of output: 573 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:04:28,851 WARN L286 SmtUtils]: Spent 13.24s on a formula simplification. DAG size of input: 762 DAG size of output: 709 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:04:35,959 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 574 DAG size of output: 572 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:04:55,257 WARN L286 SmtUtils]: Spent 13.16s on a formula simplification. DAG size of input: 756 DAG size of output: 569 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:05:09,121 WARN L286 SmtUtils]: Spent 13.46s on a formula simplification. DAG size of input: 758 DAG size of output: 705 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:05:16,278 WARN L286 SmtUtils]: Spent 6.00s on a formula simplification. DAG size of input: 570 DAG size of output: 568 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:05:31,930 WARN L286 SmtUtils]: Spent 9.74s on a formula simplification. DAG size of input: 698 DAG size of output: 565 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:05:44,511 WARN L286 SmtUtils]: Spent 12.11s on a formula simplification. DAG size of input: 700 DAG size of output: 679 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:06:04,938 WARN L286 SmtUtils]: Spent 10.61s on a formula simplification. DAG size of input: 723 DAG size of output: 668 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:06:17,226 WARN L286 SmtUtils]: Spent 7.68s on a formula simplification. DAG size of input: 725 DAG size of output: 710 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:06:40,296 WARN L286 SmtUtils]: Spent 11.79s on a formula simplification. DAG size of input: 719 DAG size of output: 664 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:06:49,441 WARN L286 SmtUtils]: Spent 8.73s on a formula simplification. DAG size of input: 721 DAG size of output: 706 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:07:06,811 WARN L286 SmtUtils]: Spent 5.37s on a formula simplification. DAG size of input: 635 DAG size of output: 497 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:07:19,848 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification. DAG size of input: 637 DAG size of output: 631 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:07:35,199 WARN L286 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 625 DAG size of output: 493 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)