./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i --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_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/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_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/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_14793b12-e7c8-44b5-930e-7659f671672d/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 a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:17,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:17,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:20:17,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:17,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:17,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:17,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:17,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:17,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:17,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:17,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:17,819 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:17,819 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:17,819 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:17,819 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:17,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:17,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:17,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:17,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:17,820 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:17,820 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:17,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:17,821 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:17,821 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:17,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:17,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:17,821 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:17,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:17,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:17,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:17,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:17,822 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:17,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:17,823 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_14793b12-e7c8-44b5-930e-7659f671672d/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 -> a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 [2024-11-13 23:20:18,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:18,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:18,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:18,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:18,171 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:18,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i Unable to find full path for "g++" [2024-11-13 23:20:20,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:20,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:20,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2024-11-13 23:20:20,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/data/a0d70a3ab/32eb685614724378bc691ae3c3a62cfe/FLAG548de40d7 [2024-11-13 23:20:21,069 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/data/a0d70a3ab/32eb685614724378bc691ae3c3a62cfe [2024-11-13 23:20:21,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:21,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:21,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:21,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:21,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:21,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7985cd73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21, skipping insertion in model container [2024-11-13 23:20:21,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:21,539 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_14793b12-e7c8-44b5-930e-7659f671672d/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2024-11-13 23:20:21,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:21,564 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:21,644 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_14793b12-e7c8-44b5-930e-7659f671672d/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2024-11-13 23:20:21,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:21,674 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:21,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21 WrapperNode [2024-11-13 23:20:21,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:21,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:21,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:21,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:21,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,737 INFO L138 Inliner]: procedures = 122, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2024-11-13 23:20:21,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:21,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:21,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:21,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:21,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,783 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:21,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:21,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:21,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:21,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:21" (1/1) ... [2024-11-13 23:20:21,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:21,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:21,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:21,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14793b12-e7c8-44b5-930e-7659f671672d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-11-13 23:20:21,895 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-11-13 23:20:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:20:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:20:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:20:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:20:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:20:21,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:21,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:21,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:22,034 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:22,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:22,082 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-11-13 23:20:22,306 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:22,306 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:22,374 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:22,375 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:20:22,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:22 BoogieIcfgContainer [2024-11-13 23:20:22,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:22,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:22,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:22,392 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:22,392 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:22" (1/1) ... [2024-11-13 23:20:22,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 23:20:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 23:20:22,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:20:22,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:22,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:22,666 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 23:20:22,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:22,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-13 23:20:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-13 23:20:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:20:22,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:22,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:22,900 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 23:20:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 23:20:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 23:20:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:20:23,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:23,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:23,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:23,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 23:20:23,537 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 23:20:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:20:23,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:23,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:23,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-13 23:20:23,707 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-13 23:20:23,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:20:23,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:23,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:23,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-13 23:20:24,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-13 23:20:24,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:20:24,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:24,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:24,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2024-11-13 23:20:24,887 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2024-11-13 23:20:24,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:20:24,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:24,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2024-11-13 23:20:25,648 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2024-11-13 23:20:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:20:25,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:25,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-13 23:20:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-13 23:20:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 23:20:26,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:26,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:27,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2024-11-13 23:20:27,327 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2024-11-13 23:20:27,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:20:27,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:27,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2024-11-13 23:20:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2024-11-13 23:20:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 23:20:28,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:28,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:29,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2024-11-13 23:20:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2024-11-13 23:20:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:29,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:29,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:29,432 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:29,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2024-11-13 23:20:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2024-11-13 23:20:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:20:29,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:29,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:31,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2024-11-13 23:20:31,117 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2024-11-13 23:20:31,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 23:20:31,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:31,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-13 23:20:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 100 states and 145 transitions. [2024-11-13 23:20:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2024-11-13 23:20:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 23:20:51,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:51,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:01,207 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-13 23:21:26,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 141 states and 235 transitions. [2024-11-13 23:21:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 235 transitions. [2024-11-13 23:21:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 23:21:26,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:26,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:38,254 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-13 23:22:18,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 179 states and 330 transitions. [2024-11-13 23:22:18,415 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 330 transitions. [2024-11-13 23:22:18,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 23:22:18,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:18,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 23:22:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2024-11-13 23:22:36,526 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2024-11-13 23:22:36,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 23:22:36,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:36,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 23:23:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 89 states and 188 transitions. [2024-11-13 23:23:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 188 transitions. [2024-11-13 23:23:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 23:23:48,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:48,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:05,028 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 23:24:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 95 states and 216 transitions. [2024-11-13 23:24:30,551 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 216 transitions. [2024-11-13 23:24:30,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:24:30,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:30,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 23:24:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 104 states and 246 transitions. [2024-11-13 23:24:49,005 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 246 transitions. [2024-11-13 23:24:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:24:49,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:49,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 23:26:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 114 states and 296 transitions. [2024-11-13 23:26:51,253 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 296 transitions. [2024-11-13 23:26:51,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:26:51,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 23:27:30,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:30,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 116 states and 311 transitions. [2024-11-13 23:27:30,804 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 311 transitions. [2024-11-13 23:27:30,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:27:30,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:30,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:57,365 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 23:29:49,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 125 states and 360 transitions. [2024-11-13 23:29:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 360 transitions. [2024-11-13 23:29:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 23:29:49,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:49,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:04,988 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 2 proven. 157 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-13 23:30:24,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 129 states and 380 transitions. [2024-11-13 23:30:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 380 transitions. [2024-11-13 23:30:24,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 23:30:24,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:24,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:33:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 138 states and 430 transitions. [2024-11-13 23:33:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 430 transitions. [2024-11-13 23:33:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:33:16,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:16,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:33:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-13 23:33:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 141 states and 442 transitions. [2024-11-13 23:33:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 442 transitions. [2024-11-13 23:33:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:33:54,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:54,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:33:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat