./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.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_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/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_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/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_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/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 927c21c2096a228a934a41e2a18844ff0d670b1b365a7d276a4e36116ab9babc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:50:11,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:50:11,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:50:11,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:50:11,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:50:11,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:50:11,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:50:11,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:50:11,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:50:11,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:50:11,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:50:11,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:50:11,489 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:50:11,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:50:11,489 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:50:11,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:50:11,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:50:11,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:50:11,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:50:11,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:50:11,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:50:11,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:50:11,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:50:11,491 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_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/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 -> 927c21c2096a228a934a41e2a18844ff0d670b1b365a7d276a4e36116ab9babc [2024-12-06 01:50:11,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:50:11,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:50:11,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:50:11,704 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:50:11,704 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:50:11,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2024-12-06 01:50:14,397 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/data/cffb5be86/147c6a2552104eab9c2a0713a351ad5c/FLAG2639e3786 [2024-12-06 01:50:14,623 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:50:14,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2024-12-06 01:50:14,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/data/cffb5be86/147c6a2552104eab9c2a0713a351ad5c/FLAG2639e3786 [2024-12-06 01:50:14,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/data/cffb5be86/147c6a2552104eab9c2a0713a351ad5c [2024-12-06 01:50:14,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:50:14,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:50:14,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:50:14,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:50:14,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:50:14,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:50:14" (1/1) ... [2024-12-06 01:50:14,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6431aeb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:14, skipping insertion in model container [2024-12-06 01:50:14,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:50:14" (1/1) ... [2024-12-06 01:50:14,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:50:15,180 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_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c[9376,9389] [2024-12-06 01:50:15,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:50:15,192 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:50:15,227 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_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c[9376,9389] [2024-12-06 01:50:15,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:50:15,243 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:50:15,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15 WrapperNode [2024-12-06 01:50:15,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:50:15,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:50:15,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:50:15,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:50:15,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,283 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 312 [2024-12-06 01:50:15,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:50:15,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:50:15,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:50:15,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:50:15,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,300 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:50:15,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:50:15,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:50:15,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:50:15,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:50:15" (1/1) ... [2024-12-06 01:50:15,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:50:15,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:50:15,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:50:15,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d5ef6c-e625-49a7-9dc3-21d0a6d64cf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:50:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:50:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:50:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:50:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:50:15,440 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:50:15,442 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:50:15,790 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-12-06 01:50:15,790 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:50:16,175 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:50:16,175 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:50:16,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:50:16 BoogieIcfgContainer [2024-12-06 01:50:16,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:50:16,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:50:16,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:50:16,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:50:16,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:50:16" (1/1) ... [2024-12-06 01:50:16,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:50:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:16,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:50:16,240 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:50:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:50:16,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:16,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:50:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:50:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:50:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:50:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:50:17,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:17,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:50:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:24,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:50:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 01:50:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 01:50:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:50:26,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:26,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:50:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:50:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-12-06 01:50:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-12-06 01:50:30,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:50:30,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:30,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:50:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:51:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:51:33,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:51:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2024-12-06 01:51:33,296 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2024-12-06 01:51:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:51:33,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:51:33,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:51:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:51:36,792 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:51:47,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:51:47,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2024-12-06 01:51:47,099 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2024-12-06 01:51:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:51:47,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:51:47,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:51:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat