./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label52.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_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/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_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/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_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/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 5cb87901a1a48487325a966a54de6b5ebbc11974efec6936d8733f42d677aa23 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:09:07,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:09:07,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:09:07,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:09:07,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:09:07,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:09:07,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:09:07,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:09:07,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:09:07,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:09:07,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:09:07,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:09:07,195 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:09:07,195 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:09:07,195 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:09:07,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:09:07,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:09:07,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:09:07,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:09:07,196 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:09:07,196 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:09:07,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:09:07,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:09:07,197 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:09:07,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:09:07,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:09:07,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:09:07,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:09:07,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:09:07,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:09:07,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:09:07,198 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:09:07,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:09:07,198 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_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/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 -> 5cb87901a1a48487325a966a54de6b5ebbc11974efec6936d8733f42d677aa23 [2024-11-13 22:09:07,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:09:07,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:09:07,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:09:07,505 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:09:07,505 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:09:07,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label52.c Unable to find full path for "g++" [2024-11-13 22:09:09,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:09:09,683 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:09:09,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2024-11-13 22:09:09,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/data/e978344b9/c5aefb6cc5bf4343951f46aa2267b161/FLAG42cbb177b [2024-11-13 22:09:09,723 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/data/e978344b9/c5aefb6cc5bf4343951f46aa2267b161 [2024-11-13 22:09:09,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:09:09,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:09:09,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:09:09,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:09:09,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:09:09,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:09:09" (1/1) ... [2024-11-13 22:09:09,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:09, skipping insertion in model container [2024-11-13 22:09:09,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:09:09" (1/1) ... [2024-11-13 22:09:09,774 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:09:09,967 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_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/sv-benchmarks/c/eca-rers2012/Problem14_label52.c[2478,2491] [2024-11-13 22:09:10,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:09:10,187 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:09:10,210 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_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/sv-benchmarks/c/eca-rers2012/Problem14_label52.c[2478,2491] [2024-11-13 22:09:10,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:09:10,347 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:09:10,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10 WrapperNode [2024-11-13 22:09:10,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:09:10,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:09:10,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:09:10,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:09:10,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,471 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 22:09:10,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:09:10,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:09:10,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:09:10,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:09:10,481 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:09:10,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:09:10,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:09:10,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:09:10,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:10" (1/1) ... [2024-11-13 22:09:10,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:09:10,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:09:10,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:09:10,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c9eb29-5645-4247-8cd4-1525a0dfa59d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:09:10,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:09:10,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:09:10,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:09:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:09:10,781 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:09:10,783 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:09:12,488 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 22:09:12,489 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:09:17,665 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:09:17,665 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:09:17,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:17 BoogieIcfgContainer [2024-11-13 22:09:17,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:09:17,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:09:17,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:09:17,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:09:17,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:17" (1/1) ... [2024-11-13 22:09:17,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:09:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 22:09:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 22:09:17,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:09:17,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:17,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:18,040 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 22:09:18,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-13 22:09:18,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-13 22:09:18,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:09:18,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:18,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:40,268 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 22:09:40,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:40,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-13 22:09:40,736 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-13 22:09:40,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:09:40,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:40,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:21,296 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 22:10:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2024-11-13 22:10:22,038 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2024-11-13 22:10:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:10:22,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:22,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:29,539 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 22:11:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:31,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 34 states and 57 transitions. [2024-11-13 22:11:31,346 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2024-11-13 22:11:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:11:31,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:31,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:41,752 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 22:12:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:41,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2024-11-13 22:12:41,963 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2024-11-13 22:12:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:12:41,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:41,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:12:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:54,138 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 22:14:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 48 states and 90 transitions. [2024-11-13 22:14:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 90 transitions. [2024-11-13 22:14:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:14:57,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:57,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:32,639 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:18:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2024-11-13 22:18:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2024-11-13 22:18:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:18:35,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:35,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat