./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-34.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_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/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_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/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_891199d2-a482-4592-822b-f5cc30566d25/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 c9a61aaa8a2d24f80a58e864d1bce01bb7b7956b51190c2b8e5fc48a6872e407 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:26,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:26,480 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:55:26,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:55:26,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:55:26,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:26,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:26,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:26,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:26,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:26,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:26,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:26,525 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:55:26,525 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:26,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:26,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:26,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:26,527 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:26,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:26,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:26,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:26,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:26,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:26,527 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:55:26,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:55:26,528 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_891199d2-a482-4592-822b-f5cc30566d25/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 -> c9a61aaa8a2d24f80a58e864d1bce01bb7b7956b51190c2b8e5fc48a6872e407 [2024-11-13 22:55:26,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:26,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:26,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:26,857 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:26,857 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:26,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-34.i Unable to find full path for "g++" [2024-11-13 22:55:28,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:28,994 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:28,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-34.i [2024-11-13 22:55:29,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/data/5562842f8/35e7216e45544cc5a7c1975f83c6fd02/FLAG03201f385 [2024-11-13 22:55:29,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/data/5562842f8/35e7216e45544cc5a7c1975f83c6fd02 [2024-11-13 22:55:29,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:29,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:29,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:29,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:29,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:29,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f950008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29, skipping insertion in model container [2024-11-13 22:55:29,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:29,265 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_891199d2-a482-4592-822b-f5cc30566d25/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-34.i[919,932] [2024-11-13 22:55:29,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:29,405 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:29,419 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_891199d2-a482-4592-822b-f5cc30566d25/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-34.i[919,932] [2024-11-13 22:55:29,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:29,509 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:29,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29 WrapperNode [2024-11-13 22:55:29,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:29,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:29,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:29,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:29,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,590 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2024-11-13 22:55:29,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:29,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:29,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:29,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:29,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:29,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:29,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:29,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:29,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:29" (1/1) ... [2024-11-13 22:55:29,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:29,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:29,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:29,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891199d2-a482-4592-822b-f5cc30566d25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:55:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:55:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:55:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:29,853 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:29,855 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:55:30,482 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 22:55:30,482 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:55:31,015 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:55:31,016 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:55:31,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:31 BoogieIcfgContainer [2024-11-13 22:55:31,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:55:31,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:55:31,017 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:55:31,028 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:55:31,029 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:31" (1/1) ... [2024-11-13 22:55:31,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:55:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:31,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2024-11-13 22:55:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2024-11-13 22:55:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 22:55:31,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:31,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2024-11-13 22:55:42,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 92 states and 148 transitions. [2024-11-13 22:55:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 148 transitions. [2024-11-13 22:55:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-13 22:55:42,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:42,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:03,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2905 backedges. 76 proven. 167 refuted. 0 times theorem prover too weak. 2662 trivial. 0 not checked. [2024-11-13 22:56:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 177 states and 290 transitions. [2024-11-13 22:56:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 290 transitions. [2024-11-13 22:56:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-13 22:56:09,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:09,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:18,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6610 backedges. 162 proven. 348 refuted. 0 times theorem prover too weak. 6100 trivial. 0 not checked. [2024-11-13 22:57:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 307 states and 518 transitions. [2024-11-13 22:57:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 518 transitions. [2024-11-13 22:57:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-11-13 22:57:35,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:35,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat