./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.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_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/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_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/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_dda29303-e173-471c-9420-7b62c1e160ec/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 6327d27f7abe073a313b5cd298156d916d823d684efcd0c205043cb09610f085 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:10:18,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:10:18,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:10:18,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:10:18,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:10:18,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:10:18,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:10:18,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:10:18,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:10:18,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:10:18,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:10:18,919 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:10:18,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:10:18,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:18,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:10:18,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:10:18,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:10:18,920 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:10:18,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:10:18,920 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_dda29303-e173-471c-9420-7b62c1e160ec/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 -> 6327d27f7abe073a313b5cd298156d916d823d684efcd0c205043cb09610f085 [2024-12-06 03:10:19,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:10:19,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:10:19,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:10:19,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:10:19,132 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:10:19,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2024-12-06 03:10:21,740 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/data/8f0b8199a/6f524fa67ce94f2c865f5026e7ae41c1/FLAGb2e2a797f [2024-12-06 03:10:21,965 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:10:21,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2024-12-06 03:10:21,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/data/8f0b8199a/6f524fa67ce94f2c865f5026e7ae41c1/FLAGb2e2a797f [2024-12-06 03:10:22,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/data/8f0b8199a/6f524fa67ce94f2c865f5026e7ae41c1 [2024-12-06 03:10:22,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:10:22,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:10:22,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:22,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:10:22,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:10:22,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509e0941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22, skipping insertion in model container [2024-12-06 03:10:22,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,363 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:10:22,578 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_dda29303-e173-471c-9420-7b62c1e160ec/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c[26453,26466] [2024-12-06 03:10:22,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:22,594 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:10:22,646 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_dda29303-e173-471c-9420-7b62c1e160ec/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c[26453,26466] [2024-12-06 03:10:22,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:22,663 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:10:22,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22 WrapperNode [2024-12-06 03:10:22,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:22,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:22,664 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:10:22,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:10:22,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,705 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 531 [2024-12-06 03:10:22,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:22,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:10:22,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:10:22,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:10:22,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:10:22,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:10:22,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:10:22,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:10:22,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:22" (1/1) ... [2024-12-06 03:10:22,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:22,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:10:22,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:10:22,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dda29303-e173-471c-9420-7b62c1e160ec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:10:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:10:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:10:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:10:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:10:22,910 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:10:22,912 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:10:23,425 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-12-06 03:10:23,426 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:10:24,270 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:10:24,270 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:10:24,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:24 BoogieIcfgContainer [2024-12-06 03:10:24,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:10:24,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:10:24,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:10:24,281 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:10:24,281 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:24" (1/1) ... [2024-12-06 03:10:24,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:10:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 03:10:24,336 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 03:10:24,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:10:24,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:24,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:26,980 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 03:10:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-06 03:10:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-06 03:10:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:10:27,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:27,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:27,472 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 03:10:27,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:27,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2024-12-06 03:10:27,815 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2024-12-06 03:10:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:10:27,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:27,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:27,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:29,402 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 03:10:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-12-06 03:10:29,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-12-06 03:10:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:10:29,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:31,177 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 03:10:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2024-12-06 03:10:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2024-12-06 03:10:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:10:31,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:31,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:39,815 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 03:10:46,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:46,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 62 transitions. [2024-12-06 03:10:46,220 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2024-12-06 03:10:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:10:46,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:46,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:55,747 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 03:11:08,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2024-12-06 03:11:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2024-12-06 03:11:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:11:08,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:08,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:09,153 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 03:11:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2024-12-06 03:11:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2024-12-06 03:11:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:11:17,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:17,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:25,951 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 03:11:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:37,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 68 states and 136 transitions. [2024-12-06 03:11:37,036 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 136 transitions. [2024-12-06 03:11:37,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:11:37,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:37,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:52,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 78 states and 172 transitions. [2024-12-06 03:11:52,366 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 172 transitions. [2024-12-06 03:11:52,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:11:52,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:52,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:55,496 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 03:12:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 88 states and 212 transitions. [2024-12-06 03:12:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 212 transitions. [2024-12-06 03:12:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:10,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:10,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:14,005 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 03:12:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 99 states and 250 transitions. [2024-12-06 03:12:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 250 transitions. [2024-12-06 03:12:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:21,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:23,223 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 03:12:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 107 states and 281 transitions. [2024-12-06 03:12:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 281 transitions. [2024-12-06 03:12:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:29,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:29,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:29,618 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 03:12:33,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:33,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 114 states and 302 transitions. [2024-12-06 03:12:33,807 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 302 transitions. [2024-12-06 03:12:33,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:33,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:33,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:37,417 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 03:12:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:46,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 124 states and 339 transitions. [2024-12-06 03:12:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 339 transitions. [2024-12-06 03:12:46,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:46,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:46,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:49,852 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 03:12:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 132 states and 371 transitions. [2024-12-06 03:12:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 371 transitions. [2024-12-06 03:12:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:56,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:13:07,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 140 states and 402 transitions. [2024-12-06 03:13:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 402 transitions. [2024-12-06 03:13:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:13:07,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:07,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:10,407 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 03:13:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:11,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 141 states and 409 transitions. [2024-12-06 03:13:11,529 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 409 transitions. [2024-12-06 03:13:11,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:13:11,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:11,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:11,984 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 03:13:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:14,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 142 states and 412 transitions. [2024-12-06 03:13:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 412 transitions. [2024-12-06 03:13:14,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:13:14,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:14,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:17,633 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:13:25,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:25,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 150 states and 439 transitions. [2024-12-06 03:13:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 439 transitions. [2024-12-06 03:13:25,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:13:25,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:25,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:26,763 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:13:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 166 states and 472 transitions. [2024-12-06 03:13:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 472 transitions. [2024-12-06 03:13:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:13:42,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:42,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:46,394 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 03:13:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 169 states and 485 transitions. [2024-12-06 03:13:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 485 transitions. [2024-12-06 03:13:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:13:50,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:50,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:51,717 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 03:13:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 169 states and 484 transitions. [2024-12-06 03:13:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 484 transitions. [2024-12-06 03:13:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:13:53,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:53,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:54,175 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 03:13:55,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:55,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 169 states and 483 transitions. [2024-12-06 03:13:55,711 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 483 transitions. [2024-12-06 03:13:55,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:13:55,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:55,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:03,697 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 03:17:30,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:17:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 195 states and 586 transitions. [2024-12-06 03:17:30,164 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 586 transitions. [2024-12-06 03:17:30,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:17:30,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:17:30,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:17:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:19:45,783 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 03:20:56,549 WARN L286 SmtUtils]: Spent 5.68s on a formula simplification. DAG size of input: 593 DAG size of output: 524 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:21:16,839 WARN L286 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 591 DAG size of output: 522 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:21:39,060 WARN L286 SmtUtils]: Spent 5.15s on a formula simplification. DAG size of input: 572 DAG size of output: 526 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:21:59,589 WARN L286 SmtUtils]: Spent 5.34s on a formula simplification. DAG size of input: 575 DAG size of output: 529 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:22:20,307 WARN L286 SmtUtils]: Spent 5.37s on a formula simplification. DAG size of input: 576 DAG size of output: 530 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:23:34,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:23:34,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 220 states and 693 transitions. [2024-12-06 03:23:34,142 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 693 transitions. [2024-12-06 03:23:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:23:34,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:23:34,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:23:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat