./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label08.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_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/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_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/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_70271e60-f5cf-476a-a4f5-b2ddacc12098/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 899879f260002e812b1d004dc9c25ad25c70810b966f965026df3bae657ec5ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:48:24,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:48:24,965 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:48:24,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:48:24,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:48:25,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:48:25,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:48:25,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:48:25,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:48:25,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:48:25,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:48:25,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:48:25,027 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:48:25,027 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:48:25,028 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:48:25,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:48:25,029 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:48:25,029 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:48:25,029 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:48:25,029 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:48:25,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:48:25,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:25,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:48:25,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:48:25,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:48:25,030 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:48:25,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:48:25,030 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_70271e60-f5cf-476a-a4f5-b2ddacc12098/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 -> 899879f260002e812b1d004dc9c25ad25c70810b966f965026df3bae657ec5ab [2024-11-13 20:48:25,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:48:25,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:48:25,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:48:25,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:48:25,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:48:25,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label08.c Unable to find full path for "g++" [2024-11-13 20:48:27,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:48:27,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:48:27,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/sv-benchmarks/c/eca-rers2012/Problem14_label08.c [2024-11-13 20:48:27,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/data/bc566a241/b8315d41eaf74ccaaa08b1ace511ad09/FLAG829fce6fc [2024-11-13 20:48:28,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/data/bc566a241/b8315d41eaf74ccaaa08b1ace511ad09 [2024-11-13 20:48:28,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:48:28,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:48:28,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:28,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:48:28,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:48:28,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:28,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18049ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28, skipping insertion in model container [2024-11-13 20:48:28,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:28,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:48:28,422 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_70271e60-f5cf-476a-a4f5-b2ddacc12098/sv-benchmarks/c/eca-rers2012/Problem14_label08.c[1556,1569] [2024-11-13 20:48:28,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:28,728 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:48:28,747 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_70271e60-f5cf-476a-a4f5-b2ddacc12098/sv-benchmarks/c/eca-rers2012/Problem14_label08.c[1556,1569] [2024-11-13 20:48:28,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:28,946 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:48:28,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28 WrapperNode [2024-11-13 20:48:28,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:28,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:28,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:48:28,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:48:28,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:28,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,090 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 20:48:29,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:29,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:48:29,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:48:29,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:48:29,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:48:29,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:48:29,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:48:29,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:48:29,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:28" (1/1) ... [2024-11-13 20:48:29,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:29,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:48:29,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:48:29,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70271e60-f5cf-476a-a4f5-b2ddacc12098/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:48:29,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:48:29,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:48:29,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:48:29,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:48:29,358 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:48:29,400 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:48:31,375 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 20:48:31,375 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:48:37,028 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:48:37,028 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:48:37,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:37 BoogieIcfgContainer [2024-11-13 20:48:37,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:48:37,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:48:37,030 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:48:37,042 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:48:37,042 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:37" (1/1) ... [2024-11-13 20:48:37,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:48:37,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:37,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 20:48:37,122 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 20:48:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:48:37,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:37,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:37,377 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 20:48:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 20:48:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 20:48:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:48:37,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:37,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:49:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:04,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 20:49:04,937 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 20:49:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:49:04,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:04,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:49:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-11-13 20:49:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-11-13 20:49:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:49:49,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:49,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:24,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-11-13 20:50:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-11-13 20:50:24,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:50:24,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:24,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:51:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 38 states and 79 transitions. [2024-11-13 20:51:49,039 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 79 transitions. [2024-11-13 20:51:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:51:49,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:49,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:07,396 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:53:07,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 41 states and 84 transitions. [2024-11-13 20:53:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 84 transitions. [2024-11-13 20:53:07,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:53:07,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:07,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:55:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 53 states and 117 transitions. [2024-11-13 20:55:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 117 transitions. [2024-11-13 20:55:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:55:42,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:42,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:57:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:57,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 60 states and 133 transitions. [2024-11-13 20:57:57,735 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 133 transitions. [2024-11-13 20:57:57,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:57:57,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:57,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:01:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 72 states and 164 transitions. [2024-11-13 21:01:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 164 transitions. [2024-11-13 21:01:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:01:21,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:21,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:01:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat