./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label09.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_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/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_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/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_c1cd930b-7847-44fc-a71a-50c9848f99fe/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 1b3a5c95c10076386b15606d0ac6559403dceee57f74bca8a711eb692be2f98e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:40:38,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:40:39,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:40:39,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:40:39,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:40:39,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:40:39,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:40:39,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:40:39,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:40:39,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:40:39,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:40:39,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:40:39,119 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:40:39,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:40:39,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:40:39,121 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:40:39,121 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:40:39,122 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:40:39,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:40:39,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:40:39,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:40:39,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:40:39,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:40:39,123 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:40:39,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:40:39,123 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_c1cd930b-7847-44fc-a71a-50c9848f99fe/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 -> 1b3a5c95c10076386b15606d0ac6559403dceee57f74bca8a711eb692be2f98e [2024-11-13 21:40:39,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:40:39,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:40:39,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:40:39,477 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:40:39,477 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:40:39,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label09.c Unable to find full path for "g++" [2024-11-13 21:40:41,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:40:41,665 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:40:41,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/sv-benchmarks/c/eca-rers2012/Problem14_label09.c [2024-11-13 21:40:41,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/data/a0b7dbb41/34318fd8490c495194e035acc59a823d/FLAGa26c1483d [2024-11-13 21:40:41,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/data/a0b7dbb41/34318fd8490c495194e035acc59a823d [2024-11-13 21:40:41,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:40:41,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:40:41,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:40:41,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:40:41,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:40:41,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:40:41" (1/1) ... [2024-11-13 21:40:41,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7080eefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:41, skipping insertion in model container [2024-11-13 21:40:41,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:40:41" (1/1) ... [2024-11-13 21:40:41,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:40:41,951 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_c1cd930b-7847-44fc-a71a-50c9848f99fe/sv-benchmarks/c/eca-rers2012/Problem14_label09.c[4722,4735] [2024-11-13 21:40:42,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:40:42,128 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:40:42,161 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_c1cd930b-7847-44fc-a71a-50c9848f99fe/sv-benchmarks/c/eca-rers2012/Problem14_label09.c[4722,4735] [2024-11-13 21:40:42,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:40:42,280 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:40:42,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42 WrapperNode [2024-11-13 21:40:42,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:40:42,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:40:42,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:40:42,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:40:42,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,411 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 21:40:42,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:40:42,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:40:42,412 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:40:42,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:40:42,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:40:42,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:40:42,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:40:42,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:40:42,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:42" (1/1) ... [2024-11-13 21:40:42,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:40:42,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:40:42,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:40:42,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1cd930b-7847-44fc-a71a-50c9848f99fe/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:40:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:40:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:40:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:40:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:40:42,683 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:40:42,685 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:40:44,393 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 21:40:44,394 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:40:49,658 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:40:49,659 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:40:49,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:40:49 BoogieIcfgContainer [2024-11-13 21:40:49,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:40:49,661 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:40:49,661 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:40:49,671 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:40:49,671 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:40:49" (1/1) ... [2024-11-13 21:40:49,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:40:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 21:40:49,743 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 21:40:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:40:49,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:49,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:50,118 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 21:40:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-13 21:40:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-13 21:40:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:40:50,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:50,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:41:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-13 21:41:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-13 21:41:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:41:18,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:18,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:41:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:42:08,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:08,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2024-11-13 21:42:08,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-11-13 21:42:08,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:42:08,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:08,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:42:55,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:55,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 63 transitions. [2024-11-13 21:42:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 63 transitions. [2024-11-13 21:42:55,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:42:55,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:55,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:32,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2024-11-13 21:44:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2024-11-13 21:44:32,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:44:32,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:32,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:45:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2024-11-13 21:45:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2024-11-13 21:45:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:45:54,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:54,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:18,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 63 states and 133 transitions. [2024-11-13 21:48:18,948 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 133 transitions. [2024-11-13 21:48:18,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:48:18,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:18,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:52,990 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:56,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 66 states and 151 transitions. [2024-11-13 21:50:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 151 transitions. [2024-11-13 21:50:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:56,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:37,944 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:40,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:40,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 69 states and 166 transitions. [2024-11-13 21:53:40,416 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 166 transitions. [2024-11-13 21:53:40,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:40,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:40,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat