./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label53.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_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/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_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/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_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/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 536fb035d928713a90d5c84a48f9ef94bf2f10bc408883dd0d7e11d670c7e07b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:01:21,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:01:21,541 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:01:21,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:01:21,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:01:21,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:01:21,587 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:01:21,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:01:21,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:01:21,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:01:21,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:01:21,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:01:21,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:01:21,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:01:21,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:01:21,589 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:01:21,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:01:21,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:01:21,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:01:21,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:01:21,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:01:21,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:01:21,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:01:21,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:01:21,590 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_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/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 -> 536fb035d928713a90d5c84a48f9ef94bf2f10bc408883dd0d7e11d670c7e07b [2024-11-13 23:01:21,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:01:21,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:01:21,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:01:21,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:01:21,964 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:01:21,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem11_label53.c Unable to find full path for "g++" [2024-11-13 23:01:23,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:01:24,317 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:01:24,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2024-11-13 23:01:24,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/data/689c7e761/cb40b1c230ba46fe80e79462bcab5ede/FLAG4e43b1362 [2024-11-13 23:01:24,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/data/689c7e761/cb40b1c230ba46fe80e79462bcab5ede [2024-11-13 23:01:24,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:01:24,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:01:24,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:01:24,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:01:24,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:01:24,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:24" (1/1) ... [2024-11-13 23:01:24,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b898c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:24, skipping insertion in model container [2024-11-13 23:01:24,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:24" (1/1) ... [2024-11-13 23:01:24,454 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:01:24,694 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_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/sv-benchmarks/c/eca-rers2012/Problem11_label53.c[6841,6854] [2024-11-13 23:01:24,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:01:25,000 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:01:25,056 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_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/sv-benchmarks/c/eca-rers2012/Problem11_label53.c[6841,6854] [2024-11-13 23:01:25,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:01:25,244 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:01:25,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25 WrapperNode [2024-11-13 23:01:25,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:01:25,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:01:25,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:01:25,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:01:25,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,463 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-13 23:01:25,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:01:25,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:01:25,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:01:25,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:01:25,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:01:25,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:01:25,652 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:01:25,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:01:25,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:25" (1/1) ... [2024-11-13 23:01:25,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:01:25,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:01:25,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:01:25,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316cb08f-9f6f-4c3d-b407-e2342a9bcfb2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:01:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:01:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:01:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:01:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:01:25,826 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:01:25,829 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:01:28,258 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-13 23:01:28,258 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:01:35,720 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:01:35,721 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:01:35,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:35 BoogieIcfgContainer [2024-11-13 23:01:35,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:01:35,722 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:01:35,723 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:01:35,733 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:01:35,733 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:35" (1/1) ... [2024-11-13 23:01:35,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:01:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 23:01:35,794 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 23:01:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:01:35,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:35,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:36,105 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 23:01:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 23:01:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 23:01:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:01:36,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:36,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:21,809 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 23:02:22,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 23:02:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 23:02:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:02:22,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:22,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:58,626 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 23:04:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2024-11-13 23:04:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2024-11-13 23:04:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:04:00,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:00,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:34,772 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 23:05:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2024-11-13 23:05:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-11-13 23:05:35,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:05:35,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:35,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:47,012 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 23:09:51,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 41 states and 88 transitions. [2024-11-13 23:09:51,181 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 88 transitions. [2024-11-13 23:09:51,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:09:51,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:51,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:54,078 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 23:12:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 49 states and 126 transitions. [2024-11-13 23:12:57,168 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 126 transitions. [2024-11-13 23:12:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:12:57,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:57,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:12:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:13:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 53 states and 137 transitions. [2024-11-13 23:13:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 137 transitions. [2024-11-13 23:13:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:13:56,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:56,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat