./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i --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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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 9946b8f2044511113ae8f74201f189348f6c8338b35f7642acfb4580613f868c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:12,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:12,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:24:12,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:24:12,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:24:12,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:12,510 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:24:12,510 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:24:12,511 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:12,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:12,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:12,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:12,511 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:12,512 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:12,513 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:24:12,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:12,513 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:12,513 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:12,513 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:12,513 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:12,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:12,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:12,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:12,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:12,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:24:12,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:24:12,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:24:12,515 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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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 -> 9946b8f2044511113ae8f74201f189348f6c8338b35f7642acfb4580613f868c [2024-11-13 22:24:12,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:12,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:12,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:12,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:12,808 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:12,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i Unable to find full path for "g++" [2024-11-13 22:24:14,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:14,976 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:14,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i [2024-11-13 22:24:14,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data/5cbd09d08/548baf5853f244d3b17f740e878e34ba/FLAG7fc5a6cfb [2024-11-13 22:24:15,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data/5cbd09d08/548baf5853f244d3b17f740e878e34ba [2024-11-13 22:24:15,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:15,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:15,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:15,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:15,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:15,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e2ec5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15, skipping insertion in model container [2024-11-13 22:24:15,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:15,218 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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i[913,926] [2024-11-13 22:24:15,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:15,303 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:15,318 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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i[913,926] [2024-11-13 22:24:15,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:15,371 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:15,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15 WrapperNode [2024-11-13 22:24:15,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:15,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:15,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:15,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:15,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,423 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2024-11-13 22:24:15,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:15,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:15,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:15,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:15,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:15,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:15,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:15,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:15,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:15,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:15,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:15,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:24:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:24:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:24:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:15,627 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:15,630 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:15,953 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 22:24:15,953 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:16,133 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:16,133 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:24:16,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:16 BoogieIcfgContainer [2024-11-13 22:24:16,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:16,135 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:16,135 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:16,145 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:16,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:16" (1/1) ... [2024-11-13 22:24:16,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:24:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:16,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 22:24:16,216 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 22:24:16,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:16,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:16,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:24:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:24:16,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:24:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:24:16,711 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:24:16,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:24:16 ImpRootNode [2024-11-13 22:24:16,778 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:24:16,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:24:16,779 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:24:16,779 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:24:16,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:16" (3/4) ... [2024-11-13 22:24:16,783 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:24:16,783 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:24:16,784 INFO L158 Benchmark]: Toolchain (without parser) took 1769.73ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 50.0MB in the end (delta: 68.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 22:24:16,785 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:16,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.58ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.3MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:16,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.29ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:16,786 INFO L158 Benchmark]: Boogie Preprocessor took 44.61ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.5MB in the end (delta: 988.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:16,786 INFO L158 Benchmark]: RCFGBuilder took 664.94ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 75.4MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:24:16,787 INFO L158 Benchmark]: CodeCheck took 643.89ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 50.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:24:16,787 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 50.2MB in the beginning and 50.0MB in the end (delta: 244.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:16,790 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 97. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -100; [L23] unsigned long int var_1_2 = 0; [L24] unsigned long int var_1_3 = 8; [L25] unsigned long int var_1_4 = 256; [L26] unsigned long int var_1_5 = 500; [L27] signed char var_1_7 = -64; [L28] signed char var_1_8 = -8; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 0; [L31] double var_1_11 = 4.625; [L32] double var_1_13 = 15.5; [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L75] var_1_2 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L77] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L78] var_1_3 = __VERIFIER_nondet_ulong() [L79] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L80] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L81] var_1_4 = __VERIFIER_nondet_ulong() [L82] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L84] var_1_5 = __VERIFIER_nondet_ulong() [L85] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L86] CALL assume_abort_if_not(var_1_5 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_5 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L87] var_1_8 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L89] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L90] var_1_9 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0] [L92] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L93] var_1_10 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L96] var_1_13 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=37/8, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=37/8, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L110] RET updateVariables() [L111] CALL step() [L36] COND TRUE var_1_2 < (((((var_1_4 * var_1_5)) > (var_1_3)) ? ((var_1_4 * var_1_5)) : (var_1_3))) [L37] var_1_7 = var_1_8 [L49] unsigned long int stepLocal_1 = var_1_5; [L50] unsigned long int stepLocal_0 = var_1_2 * ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))); [L51] COND FALSE !(stepLocal_0 < var_1_5) [L58] unsigned char stepLocal_3 = var_1_9; [L59] signed long int stepLocal_2 = var_1_1 + var_1_7; [L60] COND TRUE ((var_1_7 + var_1_8) == var_1_4) && stepLocal_3 [L61] COND FALSE !(! var_1_10) [L68] var_1_11 = var_1_13 [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((((var_1_2 * ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < var_1_5) ? ((var_1_5 > var_1_2) ? (var_1_1 == ((signed short int) var_1_7)) : (var_1_1 == ((signed short int) var_1_7))) : 1) && ((var_1_2 < (((((var_1_4 * var_1_5)) > (var_1_3)) ? ((var_1_4 * var_1_5)) : (var_1_3)))) ? (var_1_7 == ((signed char) var_1_8)) : ((var_1_9 || var_1_10) ? (var_1_7 == ((signed char) var_1_8)) : ((var_1_3 < var_1_4) ? (var_1_7 == ((signed char) var_1_8)) : (var_1_7 == ((signed char) -4)))))) && ((((var_1_7 + var_1_8) == var_1_4) && var_1_9) ? ((! var_1_10) ? (((var_1_1 + var_1_7) != var_1_8) ? (var_1_11 == ((double) var_1_13)) : (var_1_11 == ((double) var_1_13))) : (var_1_11 == ((double) var_1_13))) : (var_1_11 == ((double) var_1_13))) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=2, var_1_13=2, var_1_1=-100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=2, var_1_13=2, var_1_1=-100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.58ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.3MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.29ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.61ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.5MB in the end (delta: 988.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 664.94ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 75.4MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 643.89ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 50.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 50.2MB in the beginning and 50.0MB in the end (delta: 244.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:24:16,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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 9946b8f2044511113ae8f74201f189348f6c8338b35f7642acfb4580613f868c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:19,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:19,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:24:19,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:19,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:24:19,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:24:19,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:19,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:19,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:19,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:19,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:24:19,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:24:19,664 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:19,664 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:19,664 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:19,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:19,665 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:24:19,666 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:24:19,666 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:19,666 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:24:19,666 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:24:19,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:19,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:19,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:19,667 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:19,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:19,667 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:19,667 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:24:19,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:19,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:19,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:19,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:19,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:24:19,668 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:24:19,668 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:19,668 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:24:19,668 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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/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 -> 9946b8f2044511113ae8f74201f189348f6c8338b35f7642acfb4580613f868c [2024-11-13 22:24:19,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:20,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:20,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:20,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:20,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:20,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i Unable to find full path for "g++" [2024-11-13 22:24:21,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:22,255 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:22,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i [2024-11-13 22:24:22,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data/99e3c3c96/4b352df7360b4a5d97d9111e34ed9931/FLAG546f518d4 [2024-11-13 22:24:22,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/data/99e3c3c96/4b352df7360b4a5d97d9111e34ed9931 [2024-11-13 22:24:22,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:22,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:22,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:22,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:22,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:22,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b4abda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22, skipping insertion in model container [2024-11-13 22:24:22,567 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:22,751 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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i[913,926] [2024-11-13 22:24:22,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:22,805 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:22,817 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_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-69.i[913,926] [2024-11-13 22:24:22,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:22,859 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:22,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22 WrapperNode [2024-11-13 22:24:22,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:22,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:22,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:22,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:22,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,908 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2024-11-13 22:24:22,911 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:22,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:22,913 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:22,913 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:22,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:22,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:22,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:22,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:22,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:22" (1/1) ... [2024-11-13 22:24:22,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:22,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:23,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:23,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:24:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:24:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:24:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:23,115 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:23,117 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:23,481 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 22:24:23,482 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:23,662 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:23,666 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:24:23,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:23 BoogieIcfgContainer [2024-11-13 22:24:23,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:23,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:23,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:23,681 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:23,681 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:23" (1/1) ... [2024-11-13 22:24:23,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:24:23,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 22:24:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 22:24:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:23,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:23,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:23,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:23,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:23,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:24:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:24,210 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:24,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:24:24,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-11-13 22:25:08,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:25:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 88 transitions. [2024-11-13 22:25:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 88 transitions. [2024-11-13 22:25:10,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:25:10,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:10,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:10,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:10,483 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:10,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:25:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:10,981 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:11,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:11,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:52,975 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:25:52,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:25:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:25:55,231 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:25:55,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:25:55,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:55,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:55,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:55,237 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:55,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:25:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:55,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:55,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:55,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:33,115 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:26:33,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:33,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:26:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:26:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:26:33,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:33,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:33,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:33,178 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:33,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:26:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:33,679 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:33,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:33,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:10,322 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:27:10,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:10,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:27:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:27:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:27:10,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:10,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:10,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:10,358 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:10,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:27:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:10,825 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:10,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:10,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:27:49,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:49,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:49,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:27:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:27:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:27:49,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:49,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:49,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:49,275 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:49,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:27:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:49,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:50,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:50,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:28:28,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:28:28,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:28:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:28:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:28:28,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:28,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:28,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:28,756 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:28,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:28:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:29,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:29,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:29,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:29:07,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:29:07,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:29:07,260 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:29:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:29:07,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:07,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:07,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:07,273 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:07,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:29:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:07,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:07,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:07,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:45,273 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:29:45,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:45,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:45,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:29:45,307 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:29:45,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:29:45,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:45,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:45,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:45,314 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:45,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:29:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:45,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:45,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:45,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:22,548 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:30:22,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:30:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:30:22,578 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:30:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:30:22,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:22,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:22,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:22,586 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:22,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:30:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:23,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:23,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:23,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:30:59,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 22:30:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:30:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:30:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:30:59,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:59,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:59,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:59,764 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:59,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:31:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:00,258 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:00,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:00,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:31:37,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:37,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:31:37,794 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:31:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:31:37,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:37,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:37,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:37,802 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:37,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:31:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:38,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:38,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:38,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:32:15,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 22:32:15,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:32:15,060 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:32:15,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:32:15,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:15,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:15,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:15,066 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:15,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:32:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:15,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:15,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:32:15,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:32:57,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 22:32:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:32:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:32:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:32:57,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:57,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:57,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:57,668 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:57,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:32:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:58,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:58,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:32:58,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:38,214 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:33:38,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:33:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:33:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:33:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:33:38,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:38,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:38,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:38,237 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:38,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:33:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:38,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:38,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:33:38,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:22,188 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:34:22,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:34:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:22,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:34:22,226 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:34:22,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:34:22,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:22,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:22,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:22,230 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:22,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:34:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:22,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:22,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:34:22,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:02,235 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:35:02,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 22:35:02,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:02,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:35:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:35:02,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:35:02,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:02,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:02,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:35:02,257 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:35:02,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:35:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:02,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:35:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:02,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:35:02,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:35:40,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 22:35:40,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:35:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:35:40,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:35:40,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:40,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:40,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:35:40,897 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:35:40,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:35:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:41,363 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:35:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:41,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:35:41,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:36:19,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:36:20,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:20,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:36:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:36:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:36:20,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:20,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:20,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:20,011 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:20,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:36:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:20,497 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:20,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:36:20,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:59,363 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:36:59,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:36:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:36:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:36:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:36:59,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:59,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:59,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:59,386 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:59,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:36:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:59,988 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:37:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:00,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:37:00,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:37:37,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:37:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:37:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:37:37,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:37:37,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:37,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:37:37,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:37:37,784 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:37:37,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:37:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:38,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:37:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:38,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:37:38,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:38:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:38:18,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 22:38:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:38:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:38:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:38:18,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:18,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:38:18,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:38:18,651 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:38:18,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:38:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:19,276 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:38:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:38:19,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:38:19,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:39:05,321 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:39:05,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:39:05,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:05,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 90 transitions. [2024-11-13 22:39:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-13 22:39:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:39:05,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:05,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:05,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:39:05,343 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:39:05,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faeaf97f-c4f6-493a-bff7-f234bb72cfb5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:39:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:05,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:39:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:06,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:39:06,009 INFO L278 TraceCheckSpWp]: Computing forward predicates...