./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label51.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_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/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_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/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_ac3b89d2-3c4f-4737-925e-2d1384c54efc/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 b9188b0bb7d345bde8858a6e4085c80a345a783efac7d50b39494fde4a7e156f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:53:08,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:53:08,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:53:08,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:53:08,709 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:53:08,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:53:08,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:53:08,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:53:08,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:53:08,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:53:08,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:53:08,732 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:53:08,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:53:08,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:53:08,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:53:08,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:53:08,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:53:08,733 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:53:08,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:53:08,733 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_ac3b89d2-3c4f-4737-925e-2d1384c54efc/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 -> b9188b0bb7d345bde8858a6e4085c80a345a783efac7d50b39494fde4a7e156f [2024-12-05 22:53:08,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:53:08,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:53:08,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:53:08,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:53:08,998 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:53:08,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2024-12-05 22:53:11,776 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/data/b50a6bab5/e03ace947ae14ca6b5e08a179c87a3d9/FLAG16f07f6e9 [2024-12-05 22:53:12,049 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:53:12,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2024-12-05 22:53:12,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/data/b50a6bab5/e03ace947ae14ca6b5e08a179c87a3d9/FLAG16f07f6e9 [2024-12-05 22:53:12,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/data/b50a6bab5/e03ace947ae14ca6b5e08a179c87a3d9 [2024-12-05 22:53:12,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:53:12,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:53:12,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:53:12,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:53:12,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:53:12,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f2c366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12, skipping insertion in model container [2024-12-05 22:53:12,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:53:12,302 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_ac3b89d2-3c4f-4737-925e-2d1384c54efc/sv-benchmarks/c/eca-rers2012/Problem14_label51.c[3722,3735] [2024-12-05 22:53:12,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:53:12,489 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:53:12,509 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_ac3b89d2-3c4f-4737-925e-2d1384c54efc/sv-benchmarks/c/eca-rers2012/Problem14_label51.c[3722,3735] [2024-12-05 22:53:12,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:53:12,622 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:53:12,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12 WrapperNode [2024-12-05 22:53:12,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:53:12,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:53:12,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:53:12,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:53:12,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,700 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-05 22:53:12,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:53:12,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:53:12,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:53:12,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:53:12,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,739 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:53:12,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:53:12,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:53:12,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:53:12,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:53:12" (1/1) ... [2024-12-05 22:53:12,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:53:12,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:53:12,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:53:12,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac3b89d2-3c4f-4737-925e-2d1384c54efc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:53:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:53:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:53:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:53:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:53:12,891 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:53:12,893 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:53:14,007 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-05 22:53:14,007 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:53:17,380 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:53:17,381 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:53:17,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:53:17 BoogieIcfgContainer [2024-12-05 22:53:17,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:53:17,382 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:53:17,382 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:53:17,390 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:53:17,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:53:17" (1/1) ... [2024-12-05 22:53:17,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:53:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 22:53:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 22:53:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:53:17,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:17,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:53:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:17,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-05 22:53:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-05 22:53:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:53:17,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:17,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:33,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:53:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:34,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-05 22:53:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-05 22:53:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:53:34,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:34,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:54:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:54:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-12-05 22:54:09,099 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-05 22:54:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:54:09,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:54:09,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:54:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:55:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:55:08,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:55:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2024-12-05 22:55:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2024-12-05 22:55:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:55:08,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:55:08,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:55:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:03,317 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 75 transitions. [2024-12-05 22:56:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2024-12-05 22:56:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:56:04,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:04,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:39,400 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:57:40,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:40,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 49 states and 102 transitions. [2024-12-05 22:57:40,950 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 102 transitions. [2024-12-05 22:57:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:57:40,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:40,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:09,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:09,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 56 states and 129 transitions. [2024-12-05 22:59:09,530 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 129 transitions. [2024-12-05 22:59:09,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:59:09,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:09,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:59:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:02:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 61 states and 144 transitions. [2024-12-05 23:02:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 144 transitions. [2024-12-05 23:02:45,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:02:45,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:45,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:02:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:05:33,801 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:05:38,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:05:39,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:05:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 63 states and 157 transitions. [2024-12-05 23:05:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 157 transitions. [2024-12-05 23:05:39,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:05:39,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:05:39,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:05:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat