./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.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_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/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_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/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_8c106575-ca5b-4e17-a885-a365b00d0036/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 1824872e1814c22cdcc3b3649b8009e56b17be6d2a4264ef4e8c02506b8754f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:18,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:18,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:51:18,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:51:18,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:51:18,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:18,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:18,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:18,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:18,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:18,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:18,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:18,487 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:18,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:51:18,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:18,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:18,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:18,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:18,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:18,489 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:18,489 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:18,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:18,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:18,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:18,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:18,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:18,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:18,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:18,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:18,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:18,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:18,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:51:18,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:51:18,491 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_8c106575-ca5b-4e17-a885-a365b00d0036/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 -> 1824872e1814c22cdcc3b3649b8009e56b17be6d2a4264ef4e8c02506b8754f7 [2024-11-13 22:51:18,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:18,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:18,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:18,900 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:18,900 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:18,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-13 22:51:20,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:21,482 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:21,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2024-11-13 22:51:21,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/data/035725462/d20365556d98445bae6bcc4d0a697b54/FLAGee6f39bfb [2024-11-13 22:51:21,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/data/035725462/d20365556d98445bae6bcc4d0a697b54 [2024-11-13 22:51:21,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:21,533 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:21,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:21,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:21,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:21,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:21,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38639feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21, skipping insertion in model container [2024-11-13 22:51:21,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:21,638 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:22,164 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_8c106575-ca5b-4e17-a885-a365b00d0036/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c[65601,65614] [2024-11-13 22:51:22,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:22,187 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:22,378 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_8c106575-ca5b-4e17-a885-a365b00d0036/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c[65601,65614] [2024-11-13 22:51:22,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:22,406 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:22,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22 WrapperNode [2024-11-13 22:51:22,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:22,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:22,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:22,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:22,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,558 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2131 [2024-11-13 22:51:22,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:22,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:22,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:22,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:22,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:22,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:22,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:22,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:22,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:22" (1/1) ... [2024-11-13 22:51:22,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:22,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:22,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:22,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c106575-ca5b-4e17-a885-a365b00d0036/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:51:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:23,083 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:23,085 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:26,567 INFO L? ?]: Removed 240 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:26,567 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:28,971 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:28,972 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:51:28,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:28 BoogieIcfgContainer [2024-11-13 22:51:28,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:28,973 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:28,973 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:28,988 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:28,988 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:28" (1/1) ... [2024-11-13 22:51:28,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:29,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2024-11-13 22:51:29,083 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2024-11-13 22:51:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-13 22:51:29,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:29,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:41,890 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 22:51:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:42,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2024-11-13 22:51:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2024-11-13 22:51:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-13 22:51:42,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:42,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:48,218 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 22:51:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2024-11-13 22:51:48,649 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2024-11-13 22:51:48,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-13 22:51:48,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:48,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:53,941 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 22:51:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2024-11-13 22:51:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2024-11-13 22:51:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-13 22:51:54,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:54,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:58,862 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 22:52:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:00,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2024-11-13 22:52:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2024-11-13 22:52:00,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 22:52:00,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:00,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:05,734 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 22:52:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:07,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2024-11-13 22:52:07,035 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2024-11-13 22:52:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-13 22:52:07,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:07,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:11,820 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 22:52:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2024-11-13 22:52:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2024-11-13 22:52:13,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-13 22:52:13,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:13,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:19,486 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 22:52:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2024-11-13 22:52:21,572 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2024-11-13 22:52:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-13 22:52:21,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:27,990 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 22:52:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2024-11-13 22:52:30,650 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2024-11-13 22:52:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 22:52:30,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:30,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:30,986 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 22:52:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2024-11-13 22:52:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2024-11-13 22:52:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-13 22:52:31,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:31,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:31,871 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 22:52:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2024-11-13 22:52:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2024-11-13 22:52:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-13 22:52:32,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:32,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:38,516 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 22:52:41,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:41,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2024-11-13 22:52:41,681 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2024-11-13 22:52:41,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-13 22:52:41,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:41,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:42,495 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 22:52:43,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 502 states and 864 transitions. [2024-11-13 22:52:43,115 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 864 transitions. [2024-11-13 22:52:43,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 22:52:43,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:35,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:54:01,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 639 states and 1269 transitions. [2024-11-13 22:54:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1269 transitions. [2024-11-13 22:54:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-13 22:54:01,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:01,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:54:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:27,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 658 states and 1304 transitions. [2024-11-13 22:54:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1304 transitions. [2024-11-13 22:54:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-13 22:54:27,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:27,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:58:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 797 states and 1723 transitions. [2024-11-13 22:58:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1723 transitions. [2024-11-13 22:58:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-13 22:58:11,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:11,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:53,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:02:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:24,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 935 states and 2148 transitions. [2024-11-13 23:02:24,331 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2148 transitions. [2024-11-13 23:02:24,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-13 23:02:24,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:24,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:14,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.