./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b --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 9a8265a1502e23b0364b9cd16198377a0ca498fc346156a58eeb954c0e23f901 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:45:00,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:45:00,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:45:00,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:45:00,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:45:00,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:45:00,330 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:45:00,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:45:00,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:45:00,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:45:00,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:45:00,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:45:00,331 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:45:00,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:45:00,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:45:00,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:45:00,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:45:00,332 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:45:00,332 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:45:00,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:45:00,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:45:00,333 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:45:00,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:45:00,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:45:00,333 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:45:00,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:45:00,333 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_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b 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 -> 9a8265a1502e23b0364b9cd16198377a0ca498fc346156a58eeb954c0e23f901 [2024-12-06 01:45:00,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:45:00,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:45:00,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:45:00,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:45:00,652 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:45:00,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c [2024-12-06 01:45:04,142 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/data/2a5ddb3b9/1cd0ac433c8a4769a8d266b139bfc0ac/FLAGca711c11c [2024-12-06 01:45:04,440 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:45:04,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c [2024-12-06 01:45:04,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/data/2a5ddb3b9/1cd0ac433c8a4769a8d266b139bfc0ac/FLAGca711c11c [2024-12-06 01:45:04,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/data/2a5ddb3b9/1cd0ac433c8a4769a8d266b139bfc0ac [2024-12-06 01:45:04,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:45:04,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:45:04,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:45:04,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:45:04,484 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:45:04,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0f897a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04, skipping insertion in model container [2024-12-06 01:45:04,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:45:04,758 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_67dd9dec-00a4-44d7-8755-3888a1a0dda0/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c[8209,8222] [2024-12-06 01:45:04,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:45:04,775 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:45:04,825 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_67dd9dec-00a4-44d7-8755-3888a1a0dda0/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c[8209,8222] [2024-12-06 01:45:04,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:45:04,845 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:45:04,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04 WrapperNode [2024-12-06 01:45:04,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:45:04,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:45:04,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:45:04,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:45:04,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,894 INFO L138 Inliner]: procedures = 22, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 277 [2024-12-06 01:45:04,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:45:04,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:45:04,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:45:04,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:45:04,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,915 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:45:04,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:45:04,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:45:04,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:45:04,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:04" (1/1) ... [2024-12-06 01:45:04,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:45:04,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:45:04,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:45:04,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67dd9dec-00a4-44d7-8755-3888a1a0dda0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:45:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:45:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:45:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:45:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:45:05,093 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:45:05,095 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:45:05,512 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-06 01:45:05,513 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:45:05,905 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:45:05,905 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:45:05,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:45:05 BoogieIcfgContainer [2024-12-06 01:45:05,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:45:05,906 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:45:05,906 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:45:05,919 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:45:05,919 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:45:05" (1/1) ... [2024-12-06 01:45:05,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:45:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 01:45:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 01:45:05,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:45:05,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:05,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-06 01:45:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-06 01:45:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:45:07,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:07,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-12-06 01:45:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-12-06 01:45:08,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:45:08,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:08,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2024-12-06 01:45:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2024-12-06 01:45:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:45:09,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:09,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:09,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2024-12-06 01:45:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2024-12-06 01:45:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:45:09,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:09,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2024-12-06 01:45:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2024-12-06 01:45:16,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:45:16,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:16,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:20,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:26,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:26,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2024-12-06 01:45:26,412 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-12-06 01:45:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:45:26,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:26,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 99 transitions. [2024-12-06 01:45:29,441 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2024-12-06 01:45:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:45:29,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:29,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2024-12-06 01:45:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2024-12-06 01:45:39,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:45:39,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:39,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:41,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:47,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 79 states and 178 transitions. [2024-12-06 01:45:47,797 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 178 transitions. [2024-12-06 01:45:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:45:47,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:47,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 83 states and 189 transitions. [2024-12-06 01:45:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 189 transitions. [2024-12-06 01:45:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:45:50,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:50,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:56,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 91 states and 214 transitions. [2024-12-06 01:45:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 214 transitions. [2024-12-06 01:45:56,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:45:56,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:56,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:58,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2024-12-06 01:45:58,394 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2024-12-06 01:45:58,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:45:58,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:58,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:58,780 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:59,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 94 states and 229 transitions. [2024-12-06 01:45:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 229 transitions. [2024-12-06 01:45:59,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:45:59,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:59,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:07,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 101 states and 256 transitions. [2024-12-06 01:46:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 256 transitions. [2024-12-06 01:46:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:46:07,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:07,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:07,469 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:08,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 102 states and 261 transitions. [2024-12-06 01:46:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 261 transitions. [2024-12-06 01:46:08,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:46:08,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:08,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:09,948 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 111 states and 292 transitions. [2024-12-06 01:46:15,501 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 292 transitions. [2024-12-06 01:46:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:46:15,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:15,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:16,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:16,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 112 states and 296 transitions. [2024-12-06 01:46:16,232 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 296 transitions. [2024-12-06 01:46:16,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:46:16,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:16,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:17,962 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:27,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 122 states and 327 transitions. [2024-12-06 01:46:27,728 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 327 transitions. [2024-12-06 01:46:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:46:27,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:27,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 01:46:28,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 123 states and 328 transitions. [2024-12-06 01:46:28,574 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 328 transitions. [2024-12-06 01:46:28,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:46:28,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:28,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 123 states and 327 transitions. [2024-12-06 01:46:30,132 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 327 transitions. [2024-12-06 01:46:30,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 01:46:30,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:30,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:55,588 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:47:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:47:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 149 states and 412 transitions. [2024-12-06 01:47:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 412 transitions. [2024-12-06 01:47:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 01:47:55,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:47:55,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:47:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:50:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:55,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 175 states and 515 transitions. [2024-12-06 01:50:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 515 transitions. [2024-12-06 01:50:55,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 01:50:55,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:55,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:50:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:51:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:53:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:37,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 200 states and 622 transitions. [2024-12-06 01:53:37,412 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 622 transitions. [2024-12-06 01:53:37,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 01:53:37,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:37,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:53:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:54:40,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:54:40,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 213 states and 658 transitions. [2024-12-06 01:54:40,674 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 658 transitions. [2024-12-06 01:54:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 01:54:40,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:54:40,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:54:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:54:59,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:54:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 222 states and 700 transitions. [2024-12-06 01:54:59,368 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 700 transitions. [2024-12-06 01:54:59,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 01:54:59,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:54:59,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:54:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:56:04,166 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:56:53,100 WARN L286 SmtUtils]: Spent 5.44s on a formula simplification. DAG size of input: 543 DAG size of output: 466 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:57:07,226 WARN L286 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 539 DAG size of output: 388 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:57:13,657 WARN L286 SmtUtils]: Spent 5.79s on a formula simplification. DAG size of input: 541 DAG size of output: 464 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:57:27,855 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification. DAG size of input: 532 DAG size of output: 389 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:57:37,418 WARN L286 SmtUtils]: Spent 6.20s on a formula simplification. DAG size of input: 534 DAG size of output: 465 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:57:52,015 WARN L286 SmtUtils]: Spent 5.59s on a formula simplification. DAG size of input: 535 DAG size of output: 392 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:57:58,842 WARN L286 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 537 DAG size of output: 468 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:58:14,002 WARN L286 SmtUtils]: Spent 5.85s on a formula simplification. DAG size of input: 536 DAG size of output: 393 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:58:20,854 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 538 DAG size of output: 469 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:59:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:59:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 247 states and 803 transitions. [2024-12-06 01:59:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 803 transitions. [2024-12-06 01:59:08,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 01:59:08,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:59:08,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:59:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat