./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-33.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_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/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_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/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_4675b590-9eec-4267-b931-a412487c76ac/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 24eb6d8aed88d8ad0c0a7297311d178ed920bbbfb0b7ffdf6d456efc32725bc4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:52,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:52,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:44:52,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:44:52,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:44:52,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:52,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:52,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:52,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:52,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:52,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:52,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:52,174 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:44:52,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:52,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:44:52,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:52,176 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:52,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:52,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:52,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:52,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:52,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:52,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:52,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:52,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:52,177 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:44:52,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:44:52,179 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_4675b590-9eec-4267-b931-a412487c76ac/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 -> 24eb6d8aed88d8ad0c0a7297311d178ed920bbbfb0b7ffdf6d456efc32725bc4 [2024-11-13 16:44:52,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:52,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:52,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:52,602 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:52,603 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:52,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-33.i Unable to find full path for "g++" [2024-11-13 16:44:54,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:55,245 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:55,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-33.i [2024-11-13 16:44:55,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/data/ca0b0e11e/f714a5216ca044e9a4a740762e777d1e/FLAGa559b34dc [2024-11-13 16:44:55,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/data/ca0b0e11e/f714a5216ca044e9a4a740762e777d1e [2024-11-13 16:44:55,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:55,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:55,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:55,303 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:55,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:55,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3adde73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55, skipping insertion in model container [2024-11-13 16:44:55,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,341 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:55,554 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_4675b590-9eec-4267-b931-a412487c76ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-33.i[916,929] [2024-11-13 16:44:55,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:55,685 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:55,701 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_4675b590-9eec-4267-b931-a412487c76ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-33.i[916,929] [2024-11-13 16:44:55,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:55,806 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:55,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55 WrapperNode [2024-11-13 16:44:55,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:55,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:55,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:55,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:55,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,915 INFO L138 Inliner]: procedures = 29, calls = 147, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 497 [2024-11-13 16:44:55,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:55,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:55,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:55,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:55,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,968 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:55,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:55,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:55,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:55,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:55,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:56,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:56,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4675b590-9eec-4267-b931-a412487c76ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 16:44:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:44:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 16:44:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:44:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 16:44:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:44:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:44:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:44:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:56,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:56,302 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:57,170 INFO L? ?]: Removed 138 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:57,171 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:57,990 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:57,991 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:44:57,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:57 BoogieIcfgContainer [2024-11-13 16:44:57,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:57,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:57,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:58,005 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:58,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:57" (1/1) ... [2024-11-13 16:44:58,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:58,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:58,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-13 16:44:58,087 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-13 16:44:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:44:58,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:58,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 16:45:25,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:25,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2024-11-13 16:45:25,620 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2024-11-13 16:45:25,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 16:45:25,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:25,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:17,858 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 2 proven. 35 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2024-11-13 16:46:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:57,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 86 states and 146 transitions. [2024-11-13 16:46:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 146 transitions. [2024-11-13 16:46:57,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 16:46:57,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:57,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:48:39,417 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 20 proven. 113 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-13 16:50:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:05,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 147 states and 280 transitions. [2024-11-13 16:50:05,257 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 280 transitions. [2024-11-13 16:50:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 16:50:05,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:07,621 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 20 proven. 113 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-13 16:52:34,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 185 states and 390 transitions. [2024-11-13 16:52:34,540 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 390 transitions. [2024-11-13 16:52:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 16:52:34,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:34,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:33,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 47 proven. 204 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2024-11-13 16:56:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:56,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 242 states and 506 transitions. [2024-11-13 16:56:56,036 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 506 transitions. [2024-11-13 16:56:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 16:56:56,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:56,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:48,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked.