./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.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_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/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_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/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_94a7aa10-b912-4454-8e36-037d76807e6e/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 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:48:13,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:48:14,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:48:14,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:48:14,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:48:14,085 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:48:14,086 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:48:14,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:48:14,087 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:48:14,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:48:14,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:48:14,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:48:14,090 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:48:14,091 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:48:14,092 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:48:14,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:48:14,092 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:48:14,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:48:14,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:48:14,092 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:48:14,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:48:14,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:14,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:48:14,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:48:14,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:48:14,093 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:48:14,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:48:14,094 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_94a7aa10-b912-4454-8e36-037d76807e6e/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 -> 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 [2024-11-13 20:48:14,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:48:14,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:48:14,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:48:14,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:48:14,546 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:48:14,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c Unable to find full path for "g++" [2024-11-13 20:48:16,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:48:17,328 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:48:17,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2024-11-13 20:48:17,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/data/153be2948/baaff721fa37455aaa4cc2f435e22eee/FLAG1e2b93e6e [2024-11-13 20:48:17,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/data/153be2948/baaff721fa37455aaa4cc2f435e22eee [2024-11-13 20:48:17,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:48:17,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:48:17,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:17,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:48:17,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:48:17,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:17" (1/1) ... [2024-11-13 20:48:17,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6fd7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:17, skipping insertion in model container [2024-11-13 20:48:17,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:17" (1/1) ... [2024-11-13 20:48:17,416 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:48:17,643 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_94a7aa10-b912-4454-8e36-037d76807e6e/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2024-11-13 20:48:17,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:17,949 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:48:17,963 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_94a7aa10-b912-4454-8e36-037d76807e6e/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2024-11-13 20:48:18,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:18,145 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:48:18,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18 WrapperNode [2024-11-13 20:48:18,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:18,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:18,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:48:18,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:48:18,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,294 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 20:48:18,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:18,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:48:18,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:48:18,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:48:18,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:48:18,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:48:18,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:48:18,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:48:18,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:18" (1/1) ... [2024-11-13 20:48:18,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:18,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:48:18,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:48:18,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a7aa10-b912-4454-8e36-037d76807e6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:48:18,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:48:18,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:48:18,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:48:18,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:48:18,630 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:48:18,632 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:48:20,719 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 20:48:20,720 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:48:26,939 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:48:26,939 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:48:26,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:26 BoogieIcfgContainer [2024-11-13 20:48:26,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:48:26,941 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:48:26,941 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:48:26,952 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:48:26,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:26" (1/1) ... [2024-11-13 20:48:26,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:48:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:27,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 20:48:27,034 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 20:48:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:48:27,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:27,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:27,307 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 20:48:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 20:48:27,463 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 20:48:27,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:48:27,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:27,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:55,941 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 20:48:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 20:48:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 20:48:56,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:48:56,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:56,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:39,857 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 20:49:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-13 20:49:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-13 20:49:40,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:49:40,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:40,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:20,868 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 20:50:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2024-11-13 20:50:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2024-11-13 20:50:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:50:21,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:21,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:57,467 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 20:51:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 71 transitions. [2024-11-13 20:51:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2024-11-13 20:51:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:51:59,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:59,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:15,198 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 20:53:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-11-13 20:53:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-13 20:53:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:53:16,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:16,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:45,648 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 20:55:46,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 99 transitions. [2024-11-13 20:55:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 99 transitions. [2024-11-13 20:55:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:55:46,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:46,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:08,794 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 20:58:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 125 transitions. [2024-11-13 20:58:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 125 transitions. [2024-11-13 20:58:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:58:11,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:11,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat