./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-96.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_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/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_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/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_17d0f619-eb95-4872-b668-d5fef9048b8f/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 ae550ae58200e9a2f8f9086f8e633a2d8e4b43de38746886521f1706198cb359 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:58:33,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:58:33,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:58:33,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:58:33,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:58:33,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:58:33,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:58:33,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:58:33,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:58:33,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:58:33,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:58:33,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:58:33,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:58:33,209 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:58:33,209 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:58:33,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:58:33,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:58:33,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:58:33,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:58:33,210 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:58:33,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:58:33,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:58:33,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:58:33,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:58:33,211 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:58:33,211 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:58:33,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:58:33,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:33,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:58:33,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:58:33,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:58:33,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:58:33,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:58:33,212 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_17d0f619-eb95-4872-b668-d5fef9048b8f/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 -> ae550ae58200e9a2f8f9086f8e633a2d8e4b43de38746886521f1706198cb359 [2024-11-13 20:58:33,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:58:33,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:58:33,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:58:33,494 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:58:33,494 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:58:33,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-96.i Unable to find full path for "g++" [2024-11-13 20:58:35,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:58:35,654 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:58:35,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-96.i [2024-11-13 20:58:35,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/data/b59506ee8/2f086cc98f004423a455e86c4c95ecfa/FLAG7710c5f5e [2024-11-13 20:58:35,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/data/b59506ee8/2f086cc98f004423a455e86c4c95ecfa [2024-11-13 20:58:35,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:58:35,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:58:35,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:35,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:58:35,705 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:58:35,706 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:35" (1/1) ... [2024-11-13 20:58:35,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb9d17f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:35, skipping insertion in model container [2024-11-13 20:58:35,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:35" (1/1) ... [2024-11-13 20:58:35,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:58:35,869 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_17d0f619-eb95-4872-b668-d5fef9048b8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-96.i[917,930] [2024-11-13 20:58:35,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:35,978 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:58:35,990 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_17d0f619-eb95-4872-b668-d5fef9048b8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-96.i[917,930] [2024-11-13 20:58:36,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:36,062 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:58:36,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36 WrapperNode [2024-11-13 20:58:36,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:36,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:36,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:58:36,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:58:36,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,133 INFO L138 Inliner]: procedures = 29, calls = 160, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 501 [2024-11-13 20:58:36,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:36,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:58:36,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:58:36,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:58:36,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:58:36,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:58:36,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:58:36,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:58:36,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:36" (1/1) ... [2024-11-13 20:58:36,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:36,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:58:36,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:58:36,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d0f619-eb95-4872-b668-d5fef9048b8f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:58:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:58:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:58:36,288 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:58:36,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:58:36,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:58:36,457 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:58:36,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:58:37,017 INFO L? ?]: Removed 113 outVars from TransFormulas that were not future-live. [2024-11-13 20:58:37,017 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:58:37,710 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:58:37,711 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:58:37,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:37 BoogieIcfgContainer [2024-11-13 20:58:37,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:58:37,712 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:58:37,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:58:37,722 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:58:37,723 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:37" (1/1) ... [2024-11-13 20:58:37,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:58:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:37,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-13 20:58:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-13 20:58:37,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 20:58:37,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:37,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-11-13 20:59:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:01,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2024-11-13 20:59:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2024-11-13 20:59:01,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 20:59:01,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:01,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:59:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2024-11-13 20:59:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:54,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 142 states and 230 transitions. [2024-11-13 20:59:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 230 transitions. [2024-11-13 20:59:54,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-13 20:59:54,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:54,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:00:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2359 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 2209 trivial. 0 not checked. [2024-11-13 21:01:29,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:29,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 194 states and 316 transitions. [2024-11-13 21:01:29,927 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 316 transitions. [2024-11-13 21:01:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-13 21:01:29,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:29,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:01:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:32,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2359 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 2212 trivial. 0 not checked. [2024-11-13 21:10:37,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:37,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 294 states and 485 transitions. [2024-11-13 21:10:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 485 transitions. [2024-11-13 21:10:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-13 21:10:37,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:37,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:11:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat