./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c --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_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/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_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/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_e0ae1267-3d68-474f-a823-6006e8eb3495/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 f7497e4203b86f15acb74ef94ae3bce6255aa8233294110bb99f24cde0725dc7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:01:44,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:01:44,815 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:01:44,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:01:44,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:01:44,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:01:44,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:01:44,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:01:44,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:01:44,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:01:44,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:01:44,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:01:44,870 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:01:44,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:01:44,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:01:44,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:01:44,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:01:44,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:01:44,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:01:44,871 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:01:44,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:01:44,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:01:44,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:01:44,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:01:44,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:01:44,872 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:01:44,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:01:44,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:44,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:01:44,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:01:44,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:01:44,873 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:01:44,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:01:44,874 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_e0ae1267-3d68-474f-a823-6006e8eb3495/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 -> f7497e4203b86f15acb74ef94ae3bce6255aa8233294110bb99f24cde0725dc7 [2024-11-13 22:01:45,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:01:45,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:01:45,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:01:45,237 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:01:45,239 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:01:45,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c Unable to find full path for "g++" [2024-11-13 22:01:47,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:47,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:47,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c [2024-11-13 22:01:47,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/data/1f3bc5fc3/0c23e59b49ff4ee1a38d981582fc5f69/FLAGb126864fe [2024-11-13 22:01:47,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/data/1f3bc5fc3/0c23e59b49ff4ee1a38d981582fc5f69 [2024-11-13 22:01:47,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:47,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:47,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:47,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:47,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:47,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:47" (1/1) ... [2024-11-13 22:01:47,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3118d732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:47, skipping insertion in model container [2024-11-13 22:01:47,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:47" (1/1) ... [2024-11-13 22:01:47,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:48,325 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_e0ae1267-3d68-474f-a823-6006e8eb3495/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c[11233,11246] [2024-11-13 22:01:48,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:48,343 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:48,406 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_e0ae1267-3d68-474f-a823-6006e8eb3495/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c[11233,11246] [2024-11-13 22:01:48,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:48,440 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:48,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48 WrapperNode [2024-11-13 22:01:48,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:48,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:48,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:48,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:48,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,539 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 337 [2024-11-13 22:01:48,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:48,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:48,540 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:48,540 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:48,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:48,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:48,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:48,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:48,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:48" (1/1) ... [2024-11-13 22:01:48,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:48,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:48,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:48,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ae1267-3d68-474f-a823-6006e8eb3495/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:01:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:48,879 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:48,881 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:49,566 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:49,568 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:50,294 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:50,294 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:01:50,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:50 BoogieIcfgContainer [2024-11-13 22:01:50,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:50,296 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:50,296 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:50,307 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:50,307 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:50" (1/1) ... [2024-11-13 22:01:50,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:50,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 22:01:50,397 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 22:01:50,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:01:50,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:52,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:53,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 22:01:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 22:01:53,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:01:53,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:53,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:53,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2024-11-13 22:01:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2024-11-13 22:01:53,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:01:53,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:53,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:55,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:55,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-11-13 22:01:55,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-11-13 22:01:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:01:55,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:55,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2024-11-13 22:01:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2024-11-13 22:01:56,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:01:56,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:56,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:02:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2024-11-13 22:02:07,963 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2024-11-13 22:02:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:02:07,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:07,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:02:23,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:23,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2024-11-13 22:02:23,472 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2024-11-13 22:02:23,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:02:23,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:23,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:24,154 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:02:30,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:30,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2024-11-13 22:02:30,203 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2024-11-13 22:02:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:02:30,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:30,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:36,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:02:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:43,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2024-11-13 22:02:43,470 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-11-13 22:02:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:02:43,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:43,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:44,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:02:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 68 states and 127 transitions. [2024-11-13 22:02:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 127 transitions. [2024-11-13 22:02:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:02:45,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:45,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 86 states and 182 transitions. [2024-11-13 22:03:01,061 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 182 transitions. [2024-11-13 22:03:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:03:01,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:01,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 102 states and 233 transitions. [2024-11-13 22:03:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 233 transitions. [2024-11-13 22:03:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:03:15,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:15,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 110 states and 260 transitions. [2024-11-13 22:03:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 260 transitions. [2024-11-13 22:03:24,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:03:24,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:24,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:33,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 118 states and 299 transitions. [2024-11-13 22:03:33,933 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 299 transitions. [2024-11-13 22:03:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:03:33,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:33,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 126 states and 331 transitions. [2024-11-13 22:03:41,496 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 331 transitions. [2024-11-13 22:03:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:03:41,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:41,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:50,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:50,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 132 states and 358 transitions. [2024-11-13 22:03:50,971 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 358 transitions. [2024-11-13 22:03:50,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:03:50,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:50,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 137 states and 372 transitions. [2024-11-13 22:03:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 372 transitions. [2024-11-13 22:03:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:03:58,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:58,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:04:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:01,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 138 states and 373 transitions. [2024-11-13 22:04:01,217 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 373 transitions. [2024-11-13 22:04:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:04:01,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:01,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:02,453 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:04:03,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 139 states and 377 transitions. [2024-11-13 22:04:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 377 transitions. [2024-11-13 22:04:03,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:04:03,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:03,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:01,912 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:06:54,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:54,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 164 states and 463 transitions. [2024-11-13 22:06:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 463 transitions. [2024-11-13 22:06:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:06:54,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:54,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:09:50,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:50,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 189 states and 559 transitions. [2024-11-13 22:09:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 559 transitions. [2024-11-13 22:09:50,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:09:50,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:50,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:24,046 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:15:03,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:03,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 214 states and 656 transitions. [2024-11-13 22:15:03,861 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 656 transitions. [2024-11-13 22:15:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:15:03,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:03,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:50,127 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.