./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:17:02,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:17:02,381 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:17:02,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:17:02,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:17:02,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:17:02,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:17:02,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:17:02,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:17:02,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:17:02,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:17:02,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:17:02,433 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:17:02,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:17:02,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:17:02,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:17:02,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:17:02,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:17:02,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:17:02,438 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:17:02,438 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:17:02,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:17:02,439 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:17:02,439 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:17:02,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:17:02,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:17:02,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:17:02,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:02,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:17:02,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:17:02,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:17:02,440 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:17:02,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:17:02,440 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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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 -> 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 [2024-11-13 22:17:02,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:17:02,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:17:02,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:17:02,826 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:17:02,827 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:17:02,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i Unable to find full path for "g++" [2024-11-13 22:17:04,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:17:05,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:17:05,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2024-11-13 22:17:05,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data/a045daa5a/3ad8066c15e54c9d91855d6b9c214595/FLAGa2ec9a44a [2024-11-13 22:17:05,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data/a045daa5a/3ad8066c15e54c9d91855d6b9c214595 [2024-11-13 22:17:05,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:17:05,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:17:05,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:05,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:17:05,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:17:05,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146e86e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05, skipping insertion in model container [2024-11-13 22:17:05,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:17:05,512 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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-11-13 22:17:05,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:05,589 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:17:05,605 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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-11-13 22:17:05,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:05,665 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:17:05,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05 WrapperNode [2024-11-13 22:17:05,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:05,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:05,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:17:05,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:17:05,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,719 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2024-11-13 22:17:05,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:05,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:17:05,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:17:05,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:17:05,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:17:05,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:17:05,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:17:05,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:17:05,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:05,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:17:05,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:17:05,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:17:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:17:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:17:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:17:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:17:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:17:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:17:05,952 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:17:05,955 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:17:06,236 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 22:17:06,236 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:17:06,342 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:17:06,342 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:17:06,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:06 BoogieIcfgContainer [2024-11-13 22:17:06,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:17:06,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:17:06,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:17:06,356 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:17:06,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:17:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 22:17:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 22:17:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:06,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:06,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:06,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:17:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:07,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:17:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:07,354 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:17:07,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:17:07 ImpRootNode [2024-11-13 22:17:07,454 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:17:07,455 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:17:07,455 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:17:07,455 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:17:07,456 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:06" (3/4) ... [2024-11-13 22:17:07,459 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:17:07,464 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:17:07,466 INFO L158 Benchmark]: Toolchain (without parser) took 2220.93ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 92.5MB in the end (delta: 26.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-13 22:17:07,467 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:07,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.52ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 107.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:07,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.48ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:07,469 INFO L158 Benchmark]: Boogie Preprocessor took 45.74ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.8MB in the end (delta: 824.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:07,473 INFO L158 Benchmark]: RCFGBuilder took 574.91ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 87.0MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:17:07,473 INFO L158 Benchmark]: CodeCheck took 1110.32ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 93.1MB in the end (delta: -6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:07,473 INFO L158 Benchmark]: Witness Printer took 10.03ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:07,476 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: 1.0s, 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 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 32; [L23] unsigned char var_1_2 = 1; [L24] unsigned long int var_1_3 = 4; [L25] unsigned long int var_1_4 = 64; [L26] unsigned long int var_1_5 = 32; [L27] unsigned long int var_1_6 = 1908995780; [L28] unsigned long int var_1_7 = 0; [L29] double var_1_8 = 1.7; [L30] double var_1_9 = 1.7; [L31] signed short int var_1_10 = -32; [L32] signed short int var_1_11 = -16; [L76] isInitial = 1 [L77] FCALL initially() [L78] COND TRUE 1 [L79] FCALL updateLastVariables() [L80] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L47] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L48] var_1_3 = __VERIFIER_nondet_ulong() [L49] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L50] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L51] var_1_4 = __VERIFIER_nondet_ulong() [L52] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L53] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L54] var_1_5 = __VERIFIER_nondet_ulong() [L55] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L56] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L57] var_1_6 = __VERIFIER_nondet_ulong() [L58] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L59] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L60] var_1_7 = __VERIFIER_nondet_ulong() [L61] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_8=17/10, var_1_9=17/10] [L62] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10, var_1_9=17/10] [L63] var_1_9 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10] [L65] var_1_11 = __VERIFIER_nondet_short() [L66] CALL assume_abort_if_not(var_1_11 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=0, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_11 >= -32767) VAL [isInitial=1, var_1_10=-32, var_1_11=0, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10] [L67] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=0, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=-32, var_1_11=0, var_1_1=32, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=17/10] [L80] RET updateVariables() [L81] CALL step() [L36] COND FALSE !(\read(var_1_2)) [L39] var_1_1 = (3164264966u - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7))))) [L41] var_1_8 = var_1_9 [L42] var_1_10 = var_1_11 [L81] RET step() [L82] CALL, EXPR property() [L72-L73] return ((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))))) : (var_1_1 == ((unsigned long int) (3164264966u - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7)))))))) && (var_1_8 == ((double) var_1_9))) && (var_1_10 == ((signed short int) var_1_11)) ; [L82] RET, EXPR property() [L82] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_1=3164264966, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=2, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_1=3164264966, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1073741823, var_1_8=2, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.52ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 107.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.48ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.74ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.8MB in the end (delta: 824.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.91ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 87.0MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1110.32ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 93.1MB in the end (delta: -6.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 10.03ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 21.0kB). 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 22:17:07,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:17:10,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:17:10,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:17:10,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:17:10,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:17:10,902 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:17:10,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:17:10,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:17:10,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:17:10,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:17:10,903 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:17:10,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:17:10,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:17:10,904 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:17:10,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:17:10,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:17:10,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:17:10,904 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:17:10,905 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:17:10,905 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:17:10,905 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:17:10,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:17:10,905 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:17:10,905 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:17:10,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:17:10,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:17:10,906 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:10,906 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:17:10,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:17:10,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:10,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:17:10,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:17:10,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:17:10,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:17:10,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:10,907 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:17:10,907 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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/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 -> 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 [2024-11-13 22:17:11,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:17:11,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:17:11,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:17:11,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:17:11,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:17:11,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i Unable to find full path for "g++" [2024-11-13 22:17:13,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:17:13,687 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:17:13,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2024-11-13 22:17:13,698 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data/d52787294/d6e5caebc2ca4f1cba9641169007df27/FLAGa218a68ca [2024-11-13 22:17:13,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/data/d52787294/d6e5caebc2ca4f1cba9641169007df27 [2024-11-13 22:17:13,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:17:13,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:17:13,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:13,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:17:13,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:17:13,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:13" (1/1) ... [2024-11-13 22:17:13,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c81b46d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:13, skipping insertion in model container [2024-11-13 22:17:13,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:13" (1/1) ... [2024-11-13 22:17:13,757 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:17:13,985 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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-11-13 22:17:14,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:14,082 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:17:14,099 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_3c70b105-22e6-48fa-9e97-a35ec3c2b751/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-11-13 22:17:14,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:14,166 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:17:14,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14 WrapperNode [2024-11-13 22:17:14,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:14,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:14,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:17:14,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:17:14,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,228 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-11-13 22:17:14,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:14,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:17:14,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:17:14,232 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:17:14,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:17:14,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:17:14,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:17:14,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:17:14,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:14,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:17:14,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:17:14,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:17:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:17:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:17:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:17:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:17:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:17:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:17:14,466 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:17:14,468 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:17:14,713 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 22:17:14,713 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:17:14,828 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:17:14,829 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:17:14,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:14 BoogieIcfgContainer [2024-11-13 22:17:14,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:17:14,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:17:14,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:17:14,843 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:17:14,844 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:14" (1/1) ... [2024-11-13 22:17:14,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:17:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:14,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 22:17:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 22:17:14,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:14,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:14,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:14,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:14,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:14,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:17:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:15,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:15,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:15,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:22,203 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:22,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:17:23,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:23,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:23,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:23,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:23,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:23,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:23,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:17:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:23,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:23,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:23,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:27,982 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:27,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:17:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:28,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:28,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:28,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:28,009 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:28,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:17:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:28,375 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:28,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:28,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:31,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:31,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:31,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:31,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:31,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:31,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:31,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:31,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:31,500 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:31,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:17:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:31,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:31,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:31,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:34,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:34,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:34,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:34,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:34,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:34,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:34,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:34,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:34,491 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:34,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:17:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:34,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:34,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:34,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:37,558 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:37,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:17:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:37,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:37,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:37,578 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:37,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:17:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:37,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:37,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:37,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:40,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:17:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:40,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:40,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:40,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:40,516 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:40,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:17:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:40,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:40,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:40,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:43,253 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:43,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:43,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:43,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:43,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:43,291 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:43,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:17:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:43,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:43,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:43,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:46,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:46,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:46,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-13 22:17:46,766 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-13 22:17:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:46,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:46,770 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:46,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:17:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:47,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:47,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:17:47,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:49,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:17:51,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:51,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2024-11-13 22:17:51,453 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2024-11-13 22:17:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:51,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:51,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:51,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:51,457 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:51,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:17:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:51,751 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:51,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:51,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:53,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:54,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:54,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:17:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:17:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:54,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:54,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:54,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:54,936 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:54,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:17:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:55,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:55,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:55,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:57,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:17:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:57,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:17:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:17:57,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:57,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:57,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:57,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:57,316 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:57,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:17:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:57,643 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:57,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:57,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:59,402 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:17:59,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 22:17:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:17:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:17:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:17:59,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:59,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:59,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:59,421 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:59,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:17:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:59,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:59,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:17:59,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:01,484 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:01,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:18:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:01,496 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:01,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:01,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:01,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:01,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:01,501 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:01,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:18:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:01,801 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:01,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:01,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:03,535 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:03,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:18:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:03,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:03,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:03,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:03,552 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:03,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:18:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:03,885 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:03,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:03,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:05,768 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:05,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:05,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:05,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:05,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:05,787 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:05,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:18:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:06,134 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:06,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:06,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:08,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:08,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:08,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:08,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:08,249 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:08,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:18:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:08,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:08,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:08,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:10,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:10,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:10,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:10,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:10,705 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:10,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:18:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:11,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:11,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:11,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:12,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:12,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:12,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:12,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:12,937 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:12,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:18:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:13,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:13,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:13,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:15,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:18:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:15,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:15,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:15,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:15,345 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:15,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:18:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:15,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:15,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:18:15,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:17,706 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:17,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:18:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:17,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:17,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:17,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:17,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:17,833 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:17,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:18:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:18,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:18,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:18,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:19,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:19,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:19,859 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:19,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:19,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:19,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:19,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:19,862 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:19,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:18:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:20,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:20,333 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:20,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:22,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:18:22,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:22,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:22,140 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:22,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:22,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:22,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:22,142 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:22,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:18:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:22,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:22,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:22,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:24,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:24,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:24,108 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:24,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:24,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:24,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:24,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:24,110 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:24,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:18:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:24,426 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:24,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:24,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:26,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:26,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:26,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:26,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:26,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:26,023 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:26,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:18:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:26,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:26,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:18:26,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:27,985 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:27,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 22:18:28,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:28,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:28,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:28,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:28,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:28,107 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:28,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:18:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:28,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:28,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:28,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:30,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 22:18:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:30,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:30,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:30,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:30,268 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:30,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 22:18:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:30,583 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:30,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:30,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:32,275 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:32,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 22:18:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:32,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:32,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:32,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:32,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:32,293 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:32,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 22:18:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:32,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:32,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:32,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:34,224 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:34,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 22:18:34,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:34,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:34,237 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:34,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:34,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:34,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:34,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:34,246 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:34,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 22:18:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:34,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:34,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:34,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:36,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 22:18:36,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:36,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:36,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:36,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:36,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:36,055 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:36,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 22:18:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:36,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:36,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:36,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:38,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 22:18:38,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:38,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:38,043 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:38,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:38,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:38,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:38,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:38,048 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:38,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 22:18:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:38,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:38,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:38,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:40,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:40,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:40,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:40,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:40,351 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:40,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 22:18:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:40,700 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:40,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:40,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:42,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 22:18:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:42,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:42,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:42,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:42,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:42,634 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:42,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 22:18:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:43,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:43,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:18:43,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:45,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 22:18:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:45,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:45,269 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:45,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:45,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:45,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:45,272 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:45,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 22:18:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:45,635 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:45,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:45,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:47,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 22:18:47,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:47,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:47,563 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:47,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:47,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:47,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:47,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:47,566 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:47,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 22:18:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:47,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:47,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:47,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:49,823 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:49,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:49,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:49,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:49,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:49,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:49,843 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:49,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 22:18:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:50,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:50,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:50,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:51,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 22:18:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:51,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:51,961 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:51,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:51,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:51,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:51,964 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:51,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 22:18:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:52,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:52,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:52,345 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:54,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 22:18:54,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:54,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:54,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:54,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:54,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:54,033 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:54,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 22:18:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:54,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:54,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:54,436 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:56,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:56,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:56,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:56,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:56,236 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:56,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 22:18:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:56,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:56,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:56,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:58,420 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:18:58,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:58,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:18:58,428 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:18:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:18:58,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:58,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:58,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:58,431 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:58,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 22:18:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:58,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:58,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:18:58,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:00,610 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:00,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:00,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:00,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:00,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:00,621 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:00,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 22:19:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:00,949 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:00,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:00,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:02,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 22:19:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:02,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:02,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:02,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:02,568 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:02,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 22:19:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:02,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:02,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:02,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:04,575 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:04,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 22:19:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:04,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:04,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:04,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:04,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:04,584 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:04,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 22:19:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:04,895 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:04,936 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:19:04,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:06,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 22:19:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:06,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:06,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:06,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:06,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:06,794 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:06,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 22:19:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:07,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:07,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:07,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:08,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 22:19:08,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:08,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:08,814 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:08,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:08,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:08,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:08,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:08,818 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:08,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 22:19:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:09,148 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:09,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:09,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:11,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 22:19:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:11,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:11,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:11,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:11,088 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:11,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 22:19:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:11,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:11,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:11,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:13,071 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:13,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 22:19:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:13,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:13,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:13,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:13,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:13,084 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:13,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 22:19:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:13,398 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:13,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:13,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:14,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 22:19:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:14,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:14,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:14,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:14,971 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:14,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 22:19:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:15,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:15,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:15,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:16,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 22:19:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:16,747 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:16,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:16,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:16,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:16,750 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:16,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 22:19:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:17,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:17,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:17,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:18,490 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:18,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 22:19:18,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:18,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:18,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:18,503 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:18,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 22:19:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:18,827 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:18,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:18,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:20,284 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:20,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 22:19:20,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:20,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:20,295 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:20,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:20,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:20,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:20,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:20,299 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:20,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 22:19:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:20,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:20,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:20,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:22,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 22:19:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:22,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:22,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:22,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:22,120 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:22,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 22:19:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:22,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:22,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:22,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:23,825 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:23,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 22:19:23,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:23,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:23,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:23,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:23,835 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:23,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 22:19:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:24,092 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:24,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:24,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:25,584 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:25,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 22:19:25,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:25,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:25,591 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:25,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:25,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:25,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:25,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:25,593 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:25,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 22:19:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:25,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:25,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:25,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:27,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 22:19:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:27,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:27,311 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:27,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:27,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:27,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:27,314 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:27,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 22:19:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:27,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:27,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:27,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:29,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 22:19:29,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:29,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:29,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:29,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:29,043 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:29,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 22:19:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:29,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:29,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:29,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:31,011 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:31,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 22:19:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:31,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:31,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:31,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:31,022 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:31,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 22:19:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:31,294 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:31,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:31,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:32,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 22:19:32,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:32,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:32,786 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:32,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:32,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:32,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:32,790 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:32,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 22:19:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:33,053 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:33,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:33,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:34,490 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:34,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:34,497 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:34,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:34,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:34,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:34,500 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:34,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 22:19:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:34,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:34,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:34,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:36,263 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:36,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:36,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:36,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:36,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:36,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:36,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:36,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:36,273 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:36,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 22:19:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:36,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:36,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:19:36,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:38,038 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:38,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:38,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:38,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:38,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:38,127 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:38,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 22:19:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:38,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:38,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:38,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:39,838 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:39,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:39,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:39,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:39,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:39,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:39,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:39,848 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:39,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 22:19:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:40,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:40,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:40,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:41,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 22:19:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:41,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:41,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:41,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:41,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:41,701 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:41,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 22:19:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:41,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:41,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:41,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:43,378 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:43,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:43,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:43,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:43,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:43,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:43,393 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:43,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 22:19:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:43,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:43,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:43,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:45,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-11-13 22:19:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:45,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:45,208 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:45,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:45,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:45,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:45,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:45,210 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:45,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 22:19:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:45,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:45,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:45,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:46,928 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:46,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-11-13 22:19:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:46,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:46,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:46,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:46,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:46,939 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:46,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 22:19:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:47,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:47,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:47,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:48,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 22:19:48,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:48,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:48,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:48,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:48,844 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:48,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 22:19:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:49,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:49,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:49,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:50,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-13 22:19:50,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:50,745 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:50,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:50,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:50,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:50,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:50,747 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:50,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 22:19:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:50,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:51,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:51,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:52,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:52,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:52,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:52,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:52,473 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:52,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 22:19:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:52,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:52,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:52,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:54,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-13 22:19:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:54,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:54,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:54,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:54,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:54,191 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:54,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 22:19:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:54,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:54,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:54,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:55,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 22:19:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:55,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:55,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:55,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:55,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:55,988 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:55,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 22:19:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:56,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:56,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:19:56,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:57,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:57,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:57,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:57,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:57,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:57,834 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:57,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 22:19:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:58,087 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:58,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:58,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:19:59,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-11-13 22:19:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:19:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:19:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:19:59,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:59,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:59,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:59,623 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:59,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 22:19:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:59,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:59,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:19:59,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:01,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-13 22:20:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:01,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:01,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:01,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:01,381 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:01,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 22:20:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:01,652 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:01,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:01,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:03,170 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:03,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:03,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:03,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:03,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:03,186 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:03,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 22:20:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:03,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:03,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:03,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:04,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:04,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:04,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:04,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:04,939 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:04,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 22:20:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:05,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:05,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:05,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:07,119 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:07,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-11-13 22:20:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:07,126 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:07,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:07,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:07,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:07,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:07,128 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:07,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 22:20:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:07,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:08,909 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:08,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:08,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:08,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:08,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:08,918 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:08,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 22:20:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:09,212 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:09,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:20:09,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:10,971 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:10,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-11-13 22:20:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:11,094 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:11,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:11,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:11,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:11,097 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:11,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 22:20:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:11,504 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:11,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:11,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:13,628 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:13,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-11-13 22:20:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:13,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:13,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:13,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:13,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:13,638 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:13,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 22:20:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:13,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:13,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:13,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:15,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:15,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:15,488 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:15,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:15,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:15,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:15,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:15,490 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:15,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 22:20:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:15,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:15,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:15,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:17,603 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:17,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-11-13 22:20:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:17,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:17,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:17,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:17,614 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:17,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 22:20:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:17,881 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:17,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:17,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:19,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-11-13 22:20:19,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:19,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:19,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:19,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:19,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:19,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:19,379 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:19,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 22:20:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:19,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:19,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:19,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:21,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:21,325 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:21,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:21,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:21,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:21,328 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:21,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 22:20:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:21,595 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:21,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:21,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:23,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:23,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:23,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:23,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:23,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:23,090 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:23,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 22:20:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:23,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:23,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:23,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:24,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:24,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:24,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:24,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:24,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:24,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:24,903 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:24,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 22:20:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:25,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:25,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:25,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:26,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-13 22:20:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:26,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:26,664 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:26,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:26,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:26,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:26,669 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:26,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 22:20:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:26,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:26,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:26,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:28,444 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:28,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 22:20:28,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:28,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:28,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:28,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:28,453 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:28,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 22:20:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:28,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:28,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:28,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:30,349 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:30,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 22:20:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:30,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:30,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:30,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:30,358 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:30,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 22:20:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:30,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:30,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:20:30,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:32,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:32,235 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:32,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:32,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:32,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:32,237 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:32,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 22:20:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:32,506 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:32,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:32,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:34,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-13 22:20:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:34,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:34,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:34,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:34,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:34,061 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:34,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 22:20:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:34,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:34,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:34,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:35,979 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:35,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 22:20:35,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:35,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:35,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:35,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:35,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:35,988 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:35,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 22:20:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:36,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:36,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:36,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:37,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:37,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:37,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:37,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:37,802 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:37,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 22:20:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:38,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:38,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:20:38,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:39,719 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:39,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-11-13 22:20:39,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:39,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:39,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:39,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:39,816 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:39,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 22:20:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:40,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:40,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:40,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:41,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-13 22:20:41,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:41,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:41,639 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:41,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:41,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:41,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:41,641 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:41,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 22:20:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:41,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:41,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:41,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:43,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:43,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:43,408 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:43,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:43,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:43,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:43,413 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:43,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 22:20:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:43,732 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:43,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:20:43,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:45,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-13 22:20:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:45,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:45,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:45,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:45,456 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:45,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 22:20:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:45,787 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:45,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:45,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:47,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:47,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:47,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:47,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:47,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:47,536 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:47,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 22:20:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:47,815 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:47,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:47,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:49,364 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:49,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-11-13 22:20:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:49,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:49,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:49,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:49,374 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:49,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 22:20:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:49,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:49,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:49,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:51,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-11-13 22:20:51,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:51,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:51,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:51,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:51,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:51,357 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:51,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 22:20:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:51,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:51,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:51,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:53,193 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:53,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-13 22:20:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:53,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:53,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:53,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:53,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:53,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:53,207 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:53,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 22:20:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:53,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:53,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:53,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:55,029 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:55,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:55,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:55,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:55,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:55,039 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:55,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 22:20:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:55,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:55,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:55,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:56,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-13 22:20:56,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:56,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:56,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:56,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:56,887 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:56,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 22:20:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:57,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:57,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:57,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:20:58,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-13 22:20:58,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:20:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:20:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:20:58,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:58,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:58,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:58,943 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:58,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 22:20:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:59,219 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:59,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:20:59,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:00,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-13 22:21:00,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:00,867 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:00,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:00,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:00,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:00,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:00,870 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:00,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 22:21:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:01,143 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:01,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:21:01,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:02,749 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:02,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:02,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:02,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:02,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:02,850 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:02,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-13 22:21:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:03,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:03,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:03,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:04,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-13 22:21:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:04,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:04,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:04,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:04,600 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:04,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-13 22:21:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:04,855 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:04,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:04,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:06,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:06,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:06,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:06,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:06,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:06,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:06,354 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:06,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-13 22:21:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:06,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:06,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:06,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:08,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:08,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:08,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:08,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:08,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:08,183 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:08,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-13 22:21:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:08,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:08,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:08,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:10,244 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:10,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-11-13 22:21:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:10,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:10,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:10,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:10,255 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:10,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-13 22:21:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:10,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:10,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:21:10,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:12,207 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:12,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:12,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:12,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:12,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:12,339 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:12,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-13 22:21:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:12,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:12,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:12,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:14,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-11-13 22:21:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:14,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:14,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:14,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:14,441 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:14,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-13 22:21:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:14,820 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:14,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:14,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:14,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:16,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-11-13 22:21:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:16,605 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:16,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:16,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:16,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:16,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:16,608 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:16,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-13 22:21:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:16,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:16,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:16,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:18,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:18,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:18,570 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:18,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:18,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:18,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:18,573 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:18,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-13 22:21:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:18,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:18,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:18,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:20,572 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:20,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:20,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:20,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:20,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:20,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:20,582 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:20,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-13 22:21:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:20,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:20,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:20,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:22,515 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:22,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-13 22:21:22,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:22,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:22,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:22,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:22,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:22,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:22,528 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:22,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-13 22:21:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:22,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:22,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:22,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:24,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-13 22:21:24,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:24,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:24,451 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:24,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:24,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:24,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:24,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:24,454 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:24,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-13 22:21:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:24,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:24,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:24,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:26,367 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:26,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-11-13 22:21:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:26,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:26,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:26,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:26,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:26,377 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:26,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-13 22:21:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:26,674 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:26,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:21:26,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:28,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:28,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:28,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:28,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:28,532 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:28,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-13 22:21:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:28,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:28,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:28,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:30,714 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:30,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-11-13 22:21:30,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:30,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:30,721 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:30,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:30,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:30,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:30,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:30,723 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:30,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-13 22:21:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:31,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:31,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:31,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:32,766 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:32,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-11-13 22:21:32,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:32,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:32,775 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:32,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:32,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:32,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:32,779 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:32,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-13 22:21:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:33,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:33,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:33,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:34,636 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:34,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-11-13 22:21:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:34,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:34,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:34,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:34,645 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:34,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-13 22:21:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:34,906 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:34,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:34,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:36,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:36,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:36,363 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:36,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:36,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:36,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:36,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:36,365 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:36,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-13 22:21:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:36,618 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:36,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:36,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:38,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:38,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:38,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:38,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:38,070 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:38,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-13 22:21:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:38,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:38,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:38,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:39,864 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:39,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:39,870 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:39,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:39,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:39,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:39,873 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:39,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-13 22:21:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:40,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:40,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:40,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:41,642 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:41,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:41,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:41,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:41,648 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:41,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:41,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:41,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:41,650 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:41,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-13 22:21:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:41,905 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:41,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:41,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:43,375 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:43,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-11-13 22:21:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:43,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:43,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:43,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:43,389 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:43,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-13 22:21:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:43,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:43,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:43,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:45,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:45,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:45,139 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:45,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:45,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:45,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:45,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:45,142 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:45,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-13 22:21:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:45,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:45,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:45,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:46,932 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:46,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-11-13 22:21:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:46,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:46,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:46,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:46,941 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:46,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-13 22:21:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:47,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:47,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:47,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:48,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-13 22:21:48,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:48,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:48,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:48,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:48,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:48,757 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:48,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-13 22:21:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:49,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:49,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:49,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:50,768 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:50,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-11-13 22:21:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:50,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:50,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:50,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:50,776 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:50,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-13 22:21:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:51,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:51,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:51,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:52,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:52,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:52,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:52,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:52,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:52,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:52,498 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:52,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-13 22:21:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:52,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:52,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:52,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:54,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:54,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:54,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:54,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:54,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:54,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:54,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:54,297 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:54,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-13 22:21:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:54,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:54,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:54,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:56,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:56,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:56,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:56,036 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:56,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:56,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:56,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:56,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:56,038 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:56,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-13 22:21:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:56,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:56,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:21:56,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:57,773 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:57,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:57,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:57,779 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:57,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:57,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:57,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:57,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:57,781 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:57,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-13 22:21:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:58,038 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:58,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:21:58,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:21:59,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-11-13 22:21:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:21:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:21:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:21:59,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:59,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:59,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:59,729 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:59,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-13 22:22:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:00,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:00,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:00,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:01,739 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:01,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-11-13 22:22:01,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:01,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:01,746 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:01,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:01,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:01,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:01,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:01,748 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:01,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-13 22:22:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:02,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:02,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:02,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:03,464 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:03,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-11-13 22:22:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:03,476 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:03,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:03,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:03,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:03,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:03,478 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:03,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-13 22:22:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:03,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:03,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:03,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:05,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-13 22:22:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:05,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:05,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:05,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:05,327 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:05,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-13 22:22:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:05,608 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:05,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:05,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:07,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-13 22:22:07,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:07,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:07,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:07,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:07,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:07,319 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:07,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-13 22:22:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:07,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:09,016 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:09,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-13 22:22:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:09,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:09,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:09,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:09,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:09,024 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:09,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-13 22:22:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:09,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:09,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:09,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:10,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:10,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:10,848 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:10,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:10,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:10,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:10,849 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:10,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-13 22:22:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:11,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:11,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:11,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:12,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:12,599 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:12,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:12,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:12,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:12,600 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:12,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-13 22:22:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:12,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:12,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:12,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:14,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:14,429 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:14,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:14,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:14,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:14,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:14,431 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:14,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-13 22:22:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:14,689 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:14,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:14,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:16,178 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:16,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:16,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:16,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:16,186 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:16,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:16,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:16,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:16,188 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:16,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-13 22:22:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:16,448 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:16,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:16,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:17,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:17,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:17,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:17,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:17,915 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:17,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-13 22:22:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:18,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:18,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:18,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:19,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-13 22:22:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:19,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:19,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:19,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:19,690 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:19,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-13 22:22:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:19,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:19,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:19,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:21,451 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:21,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:21,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:21,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:21,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:21,459 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:21,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-13 22:22:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:21,724 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:21,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:21,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:23,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-11-13 22:22:23,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:23,246 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:23,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:23,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:23,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:23,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:23,248 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:23,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-13 22:22:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:23,503 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:23,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:23,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:25,032 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:25,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-13 22:22:25,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:25,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:25,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:25,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:25,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:25,040 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:25,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-13 22:22:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:25,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:25,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:25,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:27,256 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:27,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-13 22:22:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:27,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:27,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:27,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:27,265 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:27,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-13 22:22:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:27,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:27,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:22:27,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:29,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-13 22:22:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:29,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:29,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:29,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:29,180 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:29,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-13 22:22:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:29,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:29,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:29,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:31,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-13 22:22:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:31,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:31,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:31,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:31,128 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:31,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-13 22:22:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:31,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:31,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:31,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:32,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:32,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:32,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:32,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:32,875 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:32,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-13 22:22:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:33,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:33,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:33,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:34,734 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:34,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:34,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:34,742 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:34,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:34,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:34,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:34,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:34,744 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:34,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-13 22:22:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:35,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:35,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:35,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:36,603 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:36,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-13 22:22:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:36,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:36,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:36,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:36,612 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:36,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-13 22:22:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:36,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:36,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:36,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:38,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-11-13 22:22:38,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:38,425 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:38,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:38,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:38,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:38,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:38,429 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:38,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-13 22:22:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:38,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:38,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:38,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:40,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-13 22:22:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:40,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:40,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:40,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:40,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:40,460 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:40,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-13 22:22:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:40,737 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:40,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:40,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:42,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:42,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:42,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:42,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:42,473 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:42,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-13 22:22:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:42,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:42,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:42,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:44,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-13 22:22:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:44,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:44,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:44,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:44,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:44,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:44,854 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:44,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-13 22:22:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:45,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:45,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:22:45,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:46,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-13 22:22:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:46,979 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:46,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:46,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:46,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:46,981 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:46,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-13 22:22:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:47,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:47,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:47,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:48,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-13 22:22:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:48,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:48,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:48,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:48,860 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:48,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-13 22:22:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:49,146 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:49,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:49,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:50,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-13 22:22:51,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:51,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:51,002 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:51,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:51,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:51,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:51,004 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:51,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-13 22:22:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:51,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:51,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:51,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:53,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:53,014 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:53,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:53,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:53,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:53,016 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:53,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-13 22:22:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:53,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:53,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:53,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:54,936 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:54,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-13 22:22:54,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:54,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:54,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:54,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:54,945 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:54,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-13 22:22:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:55,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:55,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:55,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:56,819 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:56,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-11-13 22:22:56,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:56,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:56,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:56,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:56,829 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:56,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-13 22:22:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:57,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:57,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:57,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:58,697 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:22:58,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:58,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:22:58,704 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:22:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:22:58,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:58,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:58,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:58,706 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:58,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-13 22:22:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:58,997 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:59,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:22:59,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:00,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-13 22:23:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:00,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:00,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:00,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:00,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:00,853 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:00,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-13 22:23:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:01,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:01,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:01,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:02,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-11-13 22:23:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:02,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:02,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:02,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:02,793 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:02,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-13 22:23:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:03,076 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:03,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:03,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:04,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-11-13 22:23:04,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:04,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:04,663 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:04,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:04,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:04,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:04,665 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:04,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-13 22:23:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:04,949 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:04,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:04,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:06,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-11-13 22:23:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:06,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:06,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:06,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:06,718 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:06,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-13 22:23:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:07,006 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:07,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:07,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:08,572 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:08,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-11-13 22:23:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:08,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:08,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:08,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:08,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:08,581 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:08,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-13 22:23:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:08,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:08,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:08,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:10,416 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:10,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:10,423 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:10,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:10,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:10,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:10,426 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:10,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-13 22:23:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:10,704 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:10,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:10,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:12,376 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:12,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:12,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:12,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:12,477 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:12,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:12,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:12,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:12,479 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:12,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-13 22:23:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:12,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:12,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:12,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:14,341 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:14,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-13 22:23:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:14,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:14,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:14,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:14,350 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:14,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-13 22:23:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:14,628 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:14,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:14,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:16,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-13 22:23:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:16,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:16,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:16,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:16,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:16,219 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:16,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-13 22:23:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:16,490 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:16,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:16,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:18,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:18,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:18,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:18,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:18,038 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:18,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-13 22:23:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:18,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:18,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:18,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:19,909 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:19,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:19,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:19,917 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:19,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:19,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:19,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:19,919 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:19,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-13 22:23:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:20,302 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:20,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:20,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:21,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:21,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:21,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:21,970 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:21,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:21,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:21,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:21,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:21,972 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:21,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-13 22:23:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:22,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:22,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:22,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:23,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:23,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:23,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:23,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:23,801 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:23,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-13 22:23:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:24,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:24,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:24,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:25,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:25,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:25,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:25,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:25,748 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:25,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-13 22:23:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:26,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:26,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:26,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:27,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:27,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:27,544 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:27,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:27,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:27,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:27,545 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:27,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-13 22:23:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:27,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:27,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:27,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:29,454 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:29,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-11-13 22:23:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:29,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:29,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:29,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:29,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:29,468 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:29,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-13 22:23:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:29,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:29,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:29,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:31,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:31,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:31,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:31,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:31,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:31,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:31,441 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:31,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-13 22:23:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:31,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:31,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:31,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:33,198 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:33,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-13 22:23:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:33,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:33,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:33,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:33,207 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:33,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-13 22:23:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:33,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:33,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:33,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:35,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:35,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:35,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:35,073 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:35,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:35,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:35,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:35,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:35,075 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:35,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-13 22:23:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:35,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:35,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:35,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:36,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-13 22:23:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:36,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:36,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:36,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:36,871 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:36,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-13 22:23:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:37,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:37,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:37,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:38,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:38,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:38,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:38,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:38,660 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:38,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-13 22:23:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:38,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:38,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:38,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:40,656 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:40,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-13 22:23:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:40,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:40,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:40,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:40,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:40,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:40,664 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:40,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-13 22:23:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:40,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:40,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:40,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:42,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:42,621 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:42,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:42,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:42,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:42,623 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:42,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-13 22:23:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:42,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:43,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:43,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:44,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-13 22:23:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:44,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:44,544 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:44,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:44,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:44,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:44,547 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:44,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-13 22:23:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:44,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:44,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:44,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:46,378 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:46,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-11-13 22:23:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:46,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:46,387 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:46,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:46,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:46,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:46,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:46,389 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:46,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-13 22:23:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:46,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:46,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:46,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:48,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-11-13 22:23:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:48,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:48,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:48,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:48,317 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:48,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-13 22:23:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:48,583 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:48,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:48,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:50,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-11-13 22:23:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:50,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:50,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:50,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:50,227 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:50,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-13 22:23:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:50,496 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:50,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:50,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:52,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-11-13 22:23:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:52,111 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:52,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:52,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:52,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:52,112 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:52,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-13 22:23:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:52,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:52,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:23:52,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:53,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-13 22:23:54,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:54,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:54,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:54,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:54,039 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:54,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-13 22:23:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:54,308 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:54,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:54,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:55,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-11-13 22:23:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:55,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:55,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:55,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:55,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:55,807 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:55,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-13 22:23:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:56,073 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:56,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:56,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:57,564 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:57,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:57,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:57,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:57,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:57,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:57,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:57,573 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:57,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-13 22:23:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:57,858 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:57,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:57,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:23:59,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-11-13 22:23:59,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:23:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:23:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:23:59,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:59,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:59,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:59,506 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:59,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-13 22:23:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:59,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:59,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:59,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:01,338 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:01,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-11-13 22:24:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:01,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:01,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:01,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:01,346 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:01,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-13 22:24:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:01,615 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:01,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:01,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:03,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-13 22:24:03,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:03,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:03,120 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:03,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:03,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:03,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:03,122 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:03,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-13 22:24:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:03,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:03,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:03,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:04,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-13 22:24:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:04,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:04,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:04,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:04,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:04,909 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:04,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-13 22:24:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:05,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:05,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:05,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:06,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-11-13 22:24:06,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:06,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:06,710 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:06,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:06,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:06,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:06,713 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:06,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-13 22:24:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:06,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:07,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:07,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:08,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-13 22:24:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:08,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:08,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:08,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:08,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:08,465 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:08,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-13 22:24:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:08,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:08,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:08,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:10,375 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:10,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-11-13 22:24:10,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:10,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:10,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:10,385 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:10,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-13 22:24:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:10,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:12,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-11-13 22:24:12,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:12,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:12,190 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:12,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:12,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:12,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:12,192 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:12,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-13 22:24:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:12,457 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:12,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:12,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:14,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-11-13 22:24:14,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:14,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:14,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:14,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:14,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:14,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:14,008 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:14,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-13 22:24:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:14,294 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:14,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:14,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:15,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-11-13 22:24:15,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:15,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:15,847 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:15,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:15,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:15,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:15,849 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:15,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-13 22:24:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:16,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:17,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-13 22:24:17,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:17,630 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:17,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:17,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:17,632 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:17,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-13 22:24:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:17,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:19,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-13 22:24:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:19,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:19,383 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:19,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:19,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:19,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:19,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:19,384 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:19,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-13 22:24:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:19,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:19,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:24:19,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:21,507 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:21,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-11-13 22:24:21,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:21,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:21,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:21,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:21,608 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:21,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-13 22:24:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:21,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:21,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:21,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:23,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-13 22:24:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:23,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:23,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:23,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:23,427 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:23,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-13 22:24:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:23,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:23,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:23,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:25,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-11-13 22:24:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:25,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:25,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:25,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:25,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:25,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:25,198 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:25,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-13 22:24:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:25,464 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:25,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:25,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:26,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-13 22:24:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:26,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:26,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:26,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:26,975 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:26,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-13 22:24:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:27,236 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:27,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:27,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:28,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-11-13 22:24:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:28,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:28,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:28,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:28,728 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:28,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-13 22:24:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:29,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:29,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:29,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:30,531 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:30,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-11-13 22:24:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:30,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:30,542 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:30,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:30,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:30,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:30,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:30,545 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:30,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-13 22:24:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:30,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:30,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:30,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:32,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-11-13 22:24:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:32,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:32,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:32,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:32,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:32,353 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:32,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-13 22:24:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:32,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:32,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:32,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:34,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-13 22:24:34,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:34,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:34,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:34,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:34,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:34,147 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:34,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-13 22:24:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:34,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:34,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:34,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:35,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-11-13 22:24:35,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:35,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:35,949 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:35,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:35,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:35,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:35,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:35,951 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:35,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-13 22:24:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:36,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:36,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:36,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:37,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-11-13 22:24:37,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:37,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:37,740 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:37,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:37,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:37,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:37,742 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:37,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-13 22:24:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:38,009 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:38,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:38,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:39,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-11-13 22:24:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:39,506 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:39,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:39,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:39,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:39,508 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:39,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-13 22:24:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:39,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:39,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:39,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:41,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-13 22:24:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:41,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:41,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:41,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:41,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:41,362 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:41,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-13 22:24:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:41,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:41,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:41,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:43,143 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:43,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-13 22:24:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:43,150 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:43,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:43,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:43,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:43,152 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:43,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-13 22:24:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:43,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:43,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:43,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:44,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-11-13 22:24:44,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:44,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:44,921 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:44,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:44,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:44,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:44,923 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:44,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-13 22:24:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:45,194 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:45,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:45,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:46,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-13 22:24:46,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:46,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:46,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:46,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:46,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:46,685 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:46,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-13 22:24:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:46,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:46,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:46,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:48,468 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:48,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-13 22:24:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:48,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:48,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:48,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:48,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:48,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:48,477 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:48,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-13 22:24:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:48,741 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:48,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:48,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:50,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-13 22:24:50,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:50,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:50,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:50,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:50,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:50,370 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:50,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-13 22:24:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:50,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:50,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:50,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:52,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-11-13 22:24:52,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:52,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:52,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:52,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:52,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:52,129 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:52,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-13 22:24:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:52,398 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:52,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:52,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:53,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Forceful destruction successful, exit code 0 [2024-11-13 22:24:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:53,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:53,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:53,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:53,896 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:53,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-13 22:24:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:54,161 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:54,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:54,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:55,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-11-13 22:24:55,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:55,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:55,668 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:55,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:55,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:55,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:55,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:55,669 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:55,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-13 22:24:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:55,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:55,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:24:55,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:57,446 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:57,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-11-13 22:24:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:57,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:57,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:57,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:57,549 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:57,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-13 22:24:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:57,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:57,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:57,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:24:59,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-11-13 22:24:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:24:59,295 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:24:59,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:24:59,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:59,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:59,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:59,297 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:59,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-13 22:24:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:59,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:59,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:59,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:01,207 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:01,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-11-13 22:25:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:01,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:01,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:01,217 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:01,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-13 22:25:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,483 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:01,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:02,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-13 22:25:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:02,964 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:02,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:02,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:02,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:02,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:02,966 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:02,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-13 22:25:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:03,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:03,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:03,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:04,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-11-13 22:25:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:04,854 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:04,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:04,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:04,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:04,855 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:04,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-13 22:25:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:05,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:05,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:25:05,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:06,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-11-13 22:25:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:06,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:06,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:06,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:06,758 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:06,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-13 22:25:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:07,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:07,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:07,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:08,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-11-13 22:25:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:08,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:08,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:08,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:08,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:08,508 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:08,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-13 22:25:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:08,777 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:08,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:08,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:10,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Forceful destruction successful, exit code 0 [2024-11-13 22:25:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:10,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:10,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:10,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:10,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:10,404 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:10,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-13 22:25:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:10,674 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:10,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:10,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:12,173 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:12,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-11-13 22:25:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:12,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:12,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:12,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:12,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:12,183 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:12,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-13 22:25:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:12,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:12,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:12,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:13,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-11-13 22:25:13,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:13,928 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:13,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:13,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:13,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:13,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:13,929 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:13,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-13 22:25:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:14,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:14,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:25:14,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:15,738 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:15,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-11-13 22:25:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:15,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:15,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:15,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:15,845 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:15,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-13 22:25:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:16,113 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:16,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:16,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:17,595 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:17,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-11-13 22:25:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:17,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:17,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:17,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:17,604 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:17,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-13 22:25:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:17,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:17,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:17,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:19,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-13 22:25:19,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:19,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:19,357 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:19,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:19,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:19,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:19,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:19,359 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:19,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-13 22:25:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:19,657 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:19,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:19,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:21,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-11-13 22:25:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:21,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:21,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:21,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:21,186 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:21,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-13 22:25:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:21,455 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:21,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:21,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:22,946 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:22,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-11-13 22:25:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:22,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:22,954 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:22,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:22,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:22,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:22,959 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:22,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-13 22:25:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:23,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:23,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:23,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:24,740 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:24,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-11-13 22:25:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:24,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:24,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:24,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:24,751 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:24,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-13 22:25:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:25,019 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:25,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:25,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:26,515 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:26,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-11-13 22:25:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:26,523 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:26,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:26,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:26,525 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:26,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-11-13 22:25:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:26,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:26,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:26,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:28,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-11-13 22:25:28,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:28,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:28,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:28,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:28,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:28,283 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:28,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-11-13 22:25:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:28,551 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:28,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:28,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:30,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Forceful destruction successful, exit code 0 [2024-11-13 22:25:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:30,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:30,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:30,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:30,167 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:30,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-11-13 22:25:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:30,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:30,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:30,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:31,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-11-13 22:25:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:31,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:31,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:31,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:31,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:31,962 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:31,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-11-13 22:25:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:32,226 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:32,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:32,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:33,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-11-13 22:25:33,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:33,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:33,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:33,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:33,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:33,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:33,714 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:33,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-11-13 22:25:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:33,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:34,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:34,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:35,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-11-13 22:25:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:35,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:35,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:35,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:35,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:35,491 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:35,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-11-13 22:25:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:35,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:35,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:35,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:37,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-11-13 22:25:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:37,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:37,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:37,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:37,260 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:37,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-11-13 22:25:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:37,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:37,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:25:37,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:39,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-11-13 22:25:39,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:39,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:39,167 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:39,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:39,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:39,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:39,169 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:39,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-11-13 22:25:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:39,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:39,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:39,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:41,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Forceful destruction successful, exit code 0 [2024-11-13 22:25:41,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:41,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:41,026 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:41,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:41,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:41,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:41,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:41,034 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:41,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-11-13 22:25:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:41,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:41,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:41,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:42,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Forceful destruction successful, exit code 0 [2024-11-13 22:25:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:42,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:42,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:42,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:42,884 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:42,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-11-13 22:25:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:43,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:43,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:43,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:44,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-11-13 22:25:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:44,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:44,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:44,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:44,692 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:44,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-11-13 22:25:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:44,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:44,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:45,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:46,470 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:46,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-11-13 22:25:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:46,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:46,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:46,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:46,480 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:46,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-11-13 22:25:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:46,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:46,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:46,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:48,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-11-13 22:25:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:48,242 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:48,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:48,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:48,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:48,243 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:48,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-11-13 22:25:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:48,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:48,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:48,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:50,140 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:50,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Forceful destruction successful, exit code 0 [2024-11-13 22:25:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:50,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:50,146 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:50,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:50,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:50,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:50,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:50,148 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:50,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-11-13 22:25:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:50,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:50,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:50,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:51,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-11-13 22:25:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:51,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:51,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:51,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:51,921 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:51,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-11-13 22:25:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:52,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:52,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:52,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:53,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-11-13 22:25:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:53,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:53,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:53,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:53,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:53,691 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:53,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-11-13 22:25:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:53,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:53,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:53,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:55,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-11-13 22:25:55,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:55,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:55,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:55,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:55,455 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:55,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-11-13 22:25:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:55,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:55,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:25:55,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:57,249 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:57,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-11-13 22:25:57,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:57,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:57,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:57,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:57,346 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:57,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-11-13 22:25:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:57,614 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:57,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:57,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:25:59,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-11-13 22:25:59,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:25:59,137 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:25:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:25:59,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:59,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:59,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:59,139 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:59,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-11-13 22:25:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:59,406 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:59,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:25:59,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:00,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-11-13 22:26:00,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:00,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:00,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:00,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:00,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:00,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:00,990 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:00,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-11-13 22:26:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:01,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:01,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:01,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:02,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-11-13 22:26:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:02,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:02,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:02,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:02,770 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:02,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-11-13 22:26:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:03,036 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:03,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:03,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:04,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-11-13 22:26:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:04,546 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:04,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:04,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:04,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:04,548 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:04,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-11-13 22:26:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:04,815 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:04,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:04,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:06,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-11-13 22:26:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:06,318 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:06,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:06,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:06,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:06,320 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:06,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-11-13 22:26:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:06,582 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:06,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:06,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:08,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-11-13 22:26:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:08,068 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:08,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:08,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:08,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:08,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:08,070 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:08,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-11-13 22:26:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:08,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:08,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:08,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:09,952 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:09,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-11-13 22:26:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:09,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:09,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:09,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:09,960 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:09,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-11-13 22:26:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:10,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:10,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:26:10,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:11,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-11-13 22:26:11,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:11,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:11,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:11,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:11,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:11,862 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:11,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-11-13 22:26:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:12,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:12,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:12,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:13,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-11-13 22:26:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:13,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:13,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:13,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:13,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:13,641 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:13,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-11-13 22:26:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:13,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:13,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:26:13,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:15,441 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:15,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-11-13 22:26:15,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:15,537 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:15,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:15,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:15,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:15,538 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:15,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-11-13 22:26:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:15,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:15,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:15,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:17,281 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:17,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-11-13 22:26:17,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:17,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:17,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:17,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:17,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:17,290 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:17,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-11-13 22:26:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:17,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:17,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:17,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:19,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-11-13 22:26:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:19,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:19,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:19,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:19,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:19,067 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:19,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-11-13 22:26:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:19,334 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:19,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:19,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:21,009 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:21,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-11-13 22:26:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:21,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:21,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:21,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:21,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:21,018 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:21,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-11-13 22:26:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:21,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:21,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:21,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:22,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-11-13 22:26:22,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:22,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:22,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:22,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:22,793 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:22,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-11-13 22:26:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:23,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:24,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-11-13 22:26:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:24,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:24,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:24,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:24,551 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:24,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-11-13 22:26:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:24,812 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:24,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:24,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:26,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-11-13 22:26:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:26,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:26,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:26,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:26,316 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:26,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-11-13 22:26:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:26,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:26,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:26:26,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:28,109 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:28,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-11-13 22:26:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:28,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:28,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:28,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:28,211 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:28,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-11-13 22:26:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:28,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:28,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:28,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:30,085 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:30,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-11-13 22:26:30,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:30,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:30,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:30,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:30,095 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:30,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-11-13 22:26:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:30,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:30,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:30,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:31,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-11-13 22:26:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:31,878 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:31,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:31,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:31,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:31,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:31,880 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:31,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-11-13 22:26:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:32,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:32,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:32,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:33,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-11-13 22:26:33,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:33,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:33,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:33,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:33,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:33,664 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:33,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-11-13 22:26:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:33,924 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:33,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:33,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:35,401 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:35,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-11-13 22:26:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:35,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:35,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:35,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:35,410 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:35,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-11-13 22:26:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:35,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:35,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:26:35,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:37,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-11-13 22:26:37,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:37,363 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:37,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:37,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:37,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:37,367 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:37,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-11-13 22:26:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:37,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:37,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:37,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:39,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-11-13 22:26:39,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:39,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:39,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:39,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:39,164 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:39,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-11-13 22:26:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:39,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:39,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:39,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:41,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-11-13 22:26:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:41,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:41,030 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:41,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:41,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:41,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:41,034 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:41,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-11-13 22:26:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:41,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:41,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:41,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:42,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:42,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:42,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:42,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:42,814 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:42,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-11-13 22:26:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:43,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:43,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:43,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:44,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-11-13 22:26:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:44,578 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:44,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:44,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:44,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:44,580 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:44,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-11-13 22:26:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:44,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:44,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:44,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:46,349 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:46,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-11-13 22:26:46,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:46,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:46,355 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:46,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:46,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:46,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:46,357 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:46,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-11-13 22:26:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:46,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:46,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:46,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:48,110 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:48,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-11-13 22:26:48,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:48,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:48,117 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:48,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:48,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:48,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:48,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:48,119 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:48,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-11-13 22:26:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:48,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:48,419 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:48,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:49,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:49,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:49,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:49,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:49,915 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:49,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-11-13 22:26:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:50,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:50,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:50,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:51,672 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:51,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:51,679 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:51,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:51,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:51,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:51,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:51,681 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:51,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-11-13 22:26:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:51,948 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:51,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:51,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:53,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-11-13 22:26:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:53,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:53,454 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:53,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:53,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:53,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:53,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:53,456 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:53,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-11-13 22:26:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:53,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:53,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:26:53,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:55,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-11-13 22:26:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:55,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:55,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:55,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:55,346 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:55,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-11-13 22:26:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:55,615 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:55,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:55,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:57,117 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:57,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-11-13 22:26:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:57,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:57,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:57,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:57,125 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:57,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-11-13 22:26:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:57,394 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:57,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:57,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:26:58,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-11-13 22:26:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:26:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:26:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:26:58,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:58,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:58,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:58,898 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:58,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-11-13 22:26:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:59,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:59,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:59,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:00,780 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:00,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-11-13 22:27:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:00,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:00,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:00,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:00,789 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:00,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-11-13 22:27:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:01,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:01,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:01,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:02,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-11-13 22:27:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:02,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:02,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:02,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:02,575 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:02,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-11-13 22:27:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:02,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:02,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:02,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:04,337 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:04,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:04,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:04,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:04,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:04,346 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:04,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-11-13 22:27:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:04,614 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:04,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:04,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:06,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-11-13 22:27:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:06,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:06,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:06,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:06,129 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:06,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-11-13 22:27:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:06,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:06,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:06,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:07,924 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:07,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-11-13 22:27:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:07,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:07,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:07,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:07,933 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:07,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-11-13 22:27:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:08,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:08,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:27:08,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:09,811 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:09,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-11-13 22:27:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:09,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:09,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:09,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:09,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:09,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:09,916 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:09,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-11-13 22:27:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:10,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:10,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:10,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:11,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-11-13 22:27:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:11,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:11,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:11,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:11,708 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:11,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-11-13 22:27:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:11,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:12,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:12,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:13,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:13,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:13,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:13,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:13,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:13,493 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:13,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-11-13 22:27:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:13,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:13,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:13,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:15,243 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:15,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-11-13 22:27:15,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:15,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:15,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:15,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:15,252 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:15,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-11-13 22:27:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:15,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:15,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:15,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:17,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-11-13 22:27:17,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:17,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:17,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:17,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:17,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:17,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:17,045 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:17,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-11-13 22:27:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:17,313 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:17,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:17,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:18,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-11-13 22:27:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:18,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:18,828 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:18,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:18,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:18,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:18,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:18,830 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:18,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-11-13 22:27:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:19,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:19,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:19,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:20,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-11-13 22:27:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:20,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:20,690 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:20,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:20,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:20,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:20,692 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:20,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-11-13 22:27:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:20,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:20,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:27:20,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:22,497 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:22,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-11-13 22:27:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:22,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:22,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:22,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:22,596 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:22,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-11-13 22:27:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:22,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:22,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:22,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:24,373 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:24,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-11-13 22:27:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:24,379 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:24,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:24,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:24,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:24,381 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:24,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-11-13 22:27:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:24,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:24,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:24,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:26,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-11-13 22:27:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:26,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:26,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:26,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:26,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:26,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:26,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:26,144 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:26,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-11-13 22:27:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:26,412 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:26,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:26,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:27,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-11-13 22:27:27,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:27,915 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:27,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:27,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:27,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:27,917 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:27,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-11-13 22:27:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:28,187 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:28,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:28,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:29,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-11-13 22:27:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:29,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:29,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:29,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:29,728 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:29,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-11-13 22:27:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:30,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:30,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:30,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:31,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-11-13 22:27:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:31,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:31,542 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:31,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:31,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:31,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:31,545 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:31,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-11-13 22:27:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:31,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:31,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:31,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:33,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-11-13 22:27:33,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:33,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:33,383 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:33,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:33,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:33,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:33,387 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:33,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-11-13 22:27:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:33,671 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:33,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:33,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:35,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-11-13 22:27:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:35,187 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:35,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:35,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:35,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:35,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:35,189 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:35,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-11-13 22:27:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:35,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:35,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:35,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:36,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-11-13 22:27:36,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:36,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:36,959 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:36,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:36,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:36,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:36,961 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:36,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-11-13 22:27:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:37,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:37,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:27:37,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:38,755 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:38,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-11-13 22:27:38,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:38,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:38,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:38,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:38,856 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:38,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-11-13 22:27:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:39,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:39,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:39,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:40,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-11-13 22:27:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:40,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:40,692 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:40,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:40,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:40,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:40,696 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:40,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-11-13 22:27:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:40,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:41,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:41,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:42,481 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:42,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-11-13 22:27:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:42,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:42,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:42,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:42,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:42,490 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:42,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-11-13 22:27:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:42,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:42,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:42,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:44,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-11-13 22:27:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:44,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:44,294 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:44,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:44,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:44,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:44,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:44,298 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:44,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-11-13 22:27:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:44,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:44,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:44,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:46,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-11-13 22:27:46,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:46,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:46,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:46,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:46,209 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:46,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-11-13 22:27:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:46,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:46,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:46,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:47,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-11-13 22:27:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:47,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:47,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:47,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:47,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:47,990 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:47,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-11-13 22:27:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:48,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:48,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:48,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:49,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-11-13 22:27:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:49,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:49,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:49,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:49,870 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:49,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-11-13 22:27:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:50,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:50,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:50,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:51,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-11-13 22:27:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:51,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:51,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:51,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:51,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:51,653 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:51,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-11-13 22:27:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:51,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:51,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:51,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:53,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-11-13 22:27:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:53,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:53,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:53,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:53,429 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:53,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-11-13 22:27:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:53,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:53,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:27:53,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:55,236 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:55,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-11-13 22:27:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:55,331 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:55,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:55,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:55,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:55,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:55,333 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:55,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-11-13 22:27:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:55,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:55,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:55,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:57,106 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:57,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-11-13 22:27:57,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:57,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:57,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:57,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:57,122 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:57,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-11-13 22:27:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:57,386 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:57,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:57,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:58,897 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:27:58,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-11-13 22:27:58,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:27:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:27:58,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:27:58,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:58,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:58,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:58,905 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:58,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-11-13 22:27:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:59,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:59,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:59,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:00,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-11-13 22:28:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:00,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:00,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:00,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:00,885 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:00,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-11-13 22:28:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:01,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:01,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:01,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:02,668 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:02,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Forceful destruction successful, exit code 0 [2024-11-13 22:28:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:02,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:02,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:02,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:02,676 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:02,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-11-13 22:28:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:02,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:02,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:02,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:04,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-11-13 22:28:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:04,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:04,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:04,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:04,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:04,451 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:04,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-11-13 22:28:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:04,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:04,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:04,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:06,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-11-13 22:28:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:06,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:06,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:06,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:06,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:06,242 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:06,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-11-13 22:28:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:06,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:06,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:06,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:07,993 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:07,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-11-13 22:28:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:07,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:07,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:07,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:08,001 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:08,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-11-13 22:28:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:08,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:08,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:08,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:09,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-11-13 22:28:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:09,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:09,757 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:09,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:09,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:09,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:09,759 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:09,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-11-13 22:28:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:10,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:10,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:10,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:11,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-11-13 22:28:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:11,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:11,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:11,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:11,519 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:11,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-11-13 22:28:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:11,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:11,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:28:11,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:13,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-11-13 22:28:13,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:13,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:13,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:13,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:13,505 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:13,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-11-13 22:28:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:13,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:13,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:13,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:15,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-11-13 22:28:15,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:15,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:15,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:15,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:15,278 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:15,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-11-13 22:28:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:15,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:15,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:15,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:17,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (341)] Forceful destruction successful, exit code 0 [2024-11-13 22:28:17,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:17,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:17,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:17,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:17,042 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:17,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-11-13 22:28:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:17,311 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:17,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:17,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:18,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-11-13 22:28:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:18,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:18,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:18,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:18,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:18,809 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:18,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-11-13 22:28:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:19,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:19,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:19,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:20,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-11-13 22:28:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:20,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:20,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:20,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:20,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:20,695 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:20,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-11-13 22:28:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:20,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:20,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:20,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:22,459 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:22,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-11-13 22:28:22,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:22,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:22,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:22,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:22,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:22,467 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:22,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-11-13 22:28:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:22,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:22,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:22,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:24,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-11-13 22:28:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:24,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:24,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:24,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:24,223 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:24,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-11-13 22:28:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:24,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:24,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:24,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:25,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-11-13 22:28:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:25,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:25,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:25,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:25,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:25,985 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:25,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-11-13 22:28:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:26,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:26,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:26,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:27,749 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:27,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-11-13 22:28:27,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:27,756 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:27,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:27,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:27,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:27,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:27,758 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:27,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-11-13 22:28:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:28,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:28,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:28,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:29,515 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:29,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-11-13 22:28:29,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:29,523 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:29,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:29,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:29,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:29,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:29,525 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:29,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-11-13 22:28:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:29,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:29,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:28:29,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:31,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-11-13 22:28:31,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:31,490 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:31,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:31,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:31,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:31,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:31,491 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:31,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-11-13 22:28:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:31,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:31,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:28:31,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:33,288 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:33,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-11-13 22:28:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:33,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:33,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:33,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:33,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:33,397 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:33,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-11-13 22:28:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:33,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:33,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:33,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:35,163 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:35,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-11-13 22:28:35,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:35,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:35,170 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:35,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:35,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:35,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:35,172 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:35,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-11-13 22:28:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:35,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:35,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:35,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:36,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-11-13 22:28:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:36,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:36,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:36,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:36,967 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:36,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-11-13 22:28:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:37,240 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:37,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:37,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:38,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-11-13 22:28:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:38,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:38,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:38,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:38,742 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:38,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-11-13 22:28:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:39,009 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:39,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:39,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:40,616 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:40,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-11-13 22:28:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:40,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:40,623 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:40,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:40,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:40,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:40,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:40,625 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:40,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-11-13 22:28:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:40,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:40,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:40,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:42,397 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:42,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-11-13 22:28:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:42,404 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:42,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:42,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:42,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:42,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:42,406 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:42,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-11-13 22:28:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:42,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:42,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:42,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:44,170 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:44,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-11-13 22:28:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:44,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:44,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:44,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:44,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:44,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:44,179 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:44,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-11-13 22:28:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:44,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:44,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:44,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:45,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-11-13 22:28:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:45,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:45,940 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:45,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:45,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:45,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:45,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:45,942 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:45,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-11-13 22:28:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:46,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:46,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:46,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:47,691 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:47,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-11-13 22:28:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:47,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:47,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:47,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:47,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:47,699 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:47,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-11-13 22:28:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:47,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:48,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:48,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:49,476 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:49,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-11-13 22:28:49,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:49,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:49,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:49,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:49,486 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:49,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-11-13 22:28:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:49,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:49,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:49,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:51,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-11-13 22:28:51,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:51,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:51,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:51,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:51,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:51,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:51,298 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:51,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-11-13 22:28:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:51,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:51,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:51,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:53,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-11-13 22:28:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:53,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:53,168 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:53,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:53,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:53,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:53,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:53,171 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:53,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-11-13 22:28:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:53,441 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:53,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:53,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:54,935 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:54,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-11-13 22:28:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:54,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:54,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:54,944 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:54,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-11-13 22:28:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:55,212 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:55,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:55,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:56,719 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:56,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-11-13 22:28:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:56,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:56,725 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:56,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:56,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:56,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:56,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:56,727 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:56,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-11-13 22:28:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:56,996 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:57,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:57,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:28:58,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-11-13 22:28:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:28:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:28:58,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:28:58,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:58,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:58,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:58,523 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:58,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-11-13 22:28:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:58,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:58,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:28:58,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:00,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-11-13 22:29:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:00,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:00,330 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:00,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:00,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:00,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:00,332 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:00,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-11-13 22:29:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:00,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:00,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:00,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:02,078 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:02,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-11-13 22:29:02,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:02,085 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:02,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:02,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:02,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:02,087 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:02,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-11-13 22:29:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:02,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:02,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:02,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:03,856 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:03,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-11-13 22:29:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:03,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:03,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:03,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:03,864 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:03,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-11-13 22:29:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:04,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:04,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:29:04,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:05,678 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:05,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (368)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:05,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:05,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:05,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:05,776 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:05,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-11-13 22:29:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:06,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:06,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:06,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:07,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-11-13 22:29:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:07,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:07,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:07,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:07,704 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:07,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-11-13 22:29:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:07,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:07,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:07,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:09,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-11-13 22:29:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:09,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:09,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:09,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:09,466 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:09,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-11-13 22:29:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:09,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:09,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:09,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:11,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-11-13 22:29:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:11,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:11,322 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:11,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:11,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:11,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:11,324 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:11,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-11-13 22:29:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:11,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:11,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:11,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:13,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (372)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:13,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:13,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:13,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:13,087 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:13,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-11-13 22:29:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:13,351 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:13,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:13,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:14,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-11-13 22:29:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:14,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:14,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:14,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:14,861 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:14,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-11-13 22:29:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:15,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:15,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:15,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:16,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-11-13 22:29:16,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:16,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:16,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:16,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:16,630 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:16,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-11-13 22:29:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:16,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:16,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:16,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:18,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-11-13 22:29:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:18,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:18,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:18,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:18,397 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:18,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-11-13 22:29:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:18,657 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:18,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:18,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:20,129 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:20,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-11-13 22:29:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:20,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:20,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:20,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:20,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:20,139 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:20,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-11-13 22:29:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:20,478 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:20,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:29:20,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:22,064 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:22,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-11-13 22:29:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:22,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:22,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:22,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:22,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:22,172 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:22,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-11-13 22:29:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:22,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:22,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:22,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:23,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-11-13 22:29:23,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:23,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:23,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:23,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:23,932 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:23,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-11-13 22:29:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:24,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:24,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:24,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:25,694 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:25,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-11-13 22:29:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:25,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:25,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:25,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:25,702 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:25,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-11-13 22:29:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:25,964 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:25,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:26,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:27,450 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:27,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-11-13 22:29:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:27,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:27,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:27,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:27,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:27,459 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:27,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-11-13 22:29:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:27,719 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:27,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:27,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:29,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-11-13 22:29:29,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:29,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:29,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:29,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:29,214 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:29,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-11-13 22:29:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:29,483 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:29,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:29,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:31,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-11-13 22:29:31,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:31,097 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:31,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:31,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:31,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:31,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:31,099 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:31,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-11-13 22:29:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:31,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:31,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:31,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:32,863 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:32,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-11-13 22:29:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:32,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:32,869 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:32,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:32,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:32,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:32,873 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:32,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-11-13 22:29:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:33,146 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:33,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:33,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:34,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-11-13 22:29:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:34,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:34,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:34,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:34,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:34,655 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:34,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-11-13 22:29:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:34,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:34,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:34,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:36,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-11-13 22:29:36,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:36,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:36,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:36,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:36,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:36,437 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:36,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-11-13 22:29:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:36,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:36,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:29:36,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:38,227 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:38,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (386)] Ended with exit code 0 [2024-11-13 22:29:38,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:38,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,326 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-11-13 22:29:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:38,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:40,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-11-13 22:29:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:40,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:40,079 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:40,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:40,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:40,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:40,083 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:40,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-11-13 22:29:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:40,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:40,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:40,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:41,948 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:41,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-11-13 22:29:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:41,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:41,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:41,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:41,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:41,956 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:41,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-11-13 22:29:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:42,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:42,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:42,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:43,717 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:43,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-11-13 22:29:43,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:43,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:43,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:43,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:43,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:43,725 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:43,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-11-13 22:29:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:43,995 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:44,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:44,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:45,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-11-13 22:29:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:45,488 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:45,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:45,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:45,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:45,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:45,490 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:45,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-11-13 22:29:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:45,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:45,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:45,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:47,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-11-13 22:29:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:47,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:47,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:47,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:47,239 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:47,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-11-13 22:29:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:47,503 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:47,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:47,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:49,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-11-13 22:29:49,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:49,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:49,005 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:49,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:49,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:49,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:49,006 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:49,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-11-13 22:29:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:49,274 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:49,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:49,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:50,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-11-13 22:29:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:50,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:50,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:50,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:50,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:50,822 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:50,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-11-13 22:29:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:51,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:51,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:29:51,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:52,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-11-13 22:29:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:52,729 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:52,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:52,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:52,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:52,731 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:52,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-11-13 22:29:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:52,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:53,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:53,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:54,492 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:54,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (395)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:54,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:54,498 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:54,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:54,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:54,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:54,500 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:54,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-11-13 22:29:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:54,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:54,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:54,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:56,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-11-13 22:29:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:56,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:56,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:56,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:56,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:56,263 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:56,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-11-13 22:29:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:56,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:56,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:56,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:57,996 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:57,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-11-13 22:29:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:58,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:58,002 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:58,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:58,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:58,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:58,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:58,004 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:58,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-11-13 22:29:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:58,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:58,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:58,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:29:59,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-11-13 22:29:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:59,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:29:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:29:59,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:29:59,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:59,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:59,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:59,834 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:59,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-11-13 22:30:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:00,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:00,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:00,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:01,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-11-13 22:30:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:01,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:01,613 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:01,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:01,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:01,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:01,615 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:01,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-11-13 22:30:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:01,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:01,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:01,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:03,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-11-13 22:30:03,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:03,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:03,374 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:03,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:03,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:03,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:03,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:03,376 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:03,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-11-13 22:30:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:03,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:03,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:03,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:05,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-11-13 22:30:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:05,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:05,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:05,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:05,111 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:05,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-11-13 22:30:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:05,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:05,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:05,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:06,871 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:06,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (402)] Ended with exit code 0 [2024-11-13 22:30:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:06,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:06,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:06,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:06,880 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:06,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-11-13 22:30:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:07,152 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:07,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:07,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:08,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (403)] Ended with exit code 0 [2024-11-13 22:30:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:08,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:08,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:08,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:08,650 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:08,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-11-13 22:30:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:08,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:08,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:08,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:10,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-11-13 22:30:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:10,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:10,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:10,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:10,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:10,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:10,528 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:10,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-11-13 22:30:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:10,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:10,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:10,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:12,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-11-13 22:30:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:12,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:12,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:12,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:12,300 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:12,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-11-13 22:30:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:12,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:12,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:12,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:14,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-11-13 22:30:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:14,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:14,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:14,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:14,051 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:14,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-11-13 22:30:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:14,313 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:14,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:30:14,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:15,827 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:15,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-11-13 22:30:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:15,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:15,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:15,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:15,930 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:15,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-11-13 22:30:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:16,193 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:16,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:16,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:17,671 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:17,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-11-13 22:30:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:17,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:17,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:17,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:17,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:17,680 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:17,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-11-13 22:30:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:17,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:17,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:17,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:19,426 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:19,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-11-13 22:30:19,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:19,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:19,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:19,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:19,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:19,434 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:19,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-11-13 22:30:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:19,802 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:19,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:19,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:21,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-11-13 22:30:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:21,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:21,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:21,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:21,337 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:21,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-11-13 22:30:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:21,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:21,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:21,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:23,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-11-13 22:30:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:23,101 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:23,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:23,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:23,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:23,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:23,102 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:23,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-11-13 22:30:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:23,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:23,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:30:23,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:24,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-11-13 22:30:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:24,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:24,988 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:24,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:24,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:24,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:24,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:24,990 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:24,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-11-13 22:30:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:25,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:25,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:25,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:26,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-11-13 22:30:26,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:26,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:26,885 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:26,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:26,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:26,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:26,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:26,886 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:26,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-11-13 22:30:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:27,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:28,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (414)] Ended with exit code 0 [2024-11-13 22:30:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:28,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:28,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:28,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:28,646 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:28,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-11-13 22:30:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:29,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:30,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-11-13 22:30:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:30,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:30,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:30,616 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:30,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-11-13 22:30:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:30:30,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:32,424 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:32,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-11-13 22:30:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:32,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:32,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:32,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:32,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:32,516 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:32,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-11-13 22:30:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:32,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:32,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:32,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:34,265 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:34,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (417)] Forceful destruction successful, exit code 0 [2024-11-13 22:30:34,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:34,272 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:34,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:34,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:34,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:34,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:34,273 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:34,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-11-13 22:30:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:34,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:34,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:34,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:36,026 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:36,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-11-13 22:30:36,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:36,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:36,033 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:36,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:36,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:36,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:36,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:36,035 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:36,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-11-13 22:30:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:36,298 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:36,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:36,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:37,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (419)] Ended with exit code 0 [2024-11-13 22:30:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:37,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:37,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:37,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:37,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:37,797 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:37,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-11-13 22:30:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:38,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:38,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:38,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:39,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (420)] Ended with exit code 0 [2024-11-13 22:30:39,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:39,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:39,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:39,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:39,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:39,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:39,632 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:39,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-11-13 22:30:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:39,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:39,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:39,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:41,432 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:41,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-11-13 22:30:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:41,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:41,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:41,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:41,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:41,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:41,442 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:41,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-11-13 22:30:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:41,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:41,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:41,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:43,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (422)] Forceful destruction successful, exit code 0 [2024-11-13 22:30:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:43,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:43,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:43,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:43,220 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:43,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-11-13 22:30:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:43,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:43,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:43,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:44,956 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:44,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-11-13 22:30:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:44,962 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:44,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:44,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:44,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:44,964 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:44,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-11-13 22:30:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:45,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:45,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:45,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:46,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-11-13 22:30:46,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:46,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:46,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:46,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:46,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:46,713 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:46,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-11-13 22:30:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:46,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:47,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:30:47,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:48,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-11-13 22:30:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:48,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:48,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:48,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:48,685 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:48,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-11-13 22:30:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:48,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:48,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:48,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:50,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-11-13 22:30:50,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:50,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:50,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:50,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:50,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:50,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:50,576 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:50,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-11-13 22:30:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:50,842 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:50,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:50,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:52,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (427)] Ended with exit code 0 [2024-11-13 22:30:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:52,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:52,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:52,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:52,352 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:52,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-11-13 22:30:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:52,629 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:52,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:52,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:54,120 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:54,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (428)] Ended with exit code 0 [2024-11-13 22:30:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:54,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:54,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:54,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:54,130 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:54,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-11-13 22:30:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:54,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:54,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:54,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:55,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-11-13 22:30:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:55,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:55,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:55,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:55,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:55,900 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:55,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-11-13 22:30:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:56,161 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:56,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:56,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:57,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (430)] Forceful destruction successful, exit code 0 [2024-11-13 22:30:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:57,653 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:57,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:57,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:57,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:57,655 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:57,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-11-13 22:30:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:57,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:57,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:57,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:59,497 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:30:59,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-11-13 22:30:59,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:59,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:30:59,508 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:30:59,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:30:59,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:59,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:59,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:59,510 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:59,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-11-13 22:30:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:59,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:59,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:30:59,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:01,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (432)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:01,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:01,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:01,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:01,375 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:01,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-11-13 22:31:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:01,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:01,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:01,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:03,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (433)] Ended with exit code 0 [2024-11-13 22:31:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:03,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:03,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:03,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:03,134 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:03,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-11-13 22:31:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:03,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:03,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:03,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:04,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (434)] Ended with exit code 0 [2024-11-13 22:31:04,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:04,900 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:04,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:04,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:04,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:04,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:04,902 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:04,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-11-13 22:31:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:05,161 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:05,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:31:05,196 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:06,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (435)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:06,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:06,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:06,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:06,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:06,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:06,790 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:06,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-11-13 22:31:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:07,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:07,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:07,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:08,594 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:08,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (436)] Ended with exit code 0 [2024-11-13 22:31:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:08,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:08,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:08,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:08,602 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:08,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-11-13 22:31:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:08,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:08,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:08,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:10,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-11-13 22:31:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:10,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:10,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:10,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:10,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:10,486 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:10,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-11-13 22:31:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:10,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:10,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:10,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:12,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (438)] Ended with exit code 0 [2024-11-13 22:31:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:12,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:12,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:12,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:12,322 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:12,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-11-13 22:31:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:12,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:12,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:12,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:14,070 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:14,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (439)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:14,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:14,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:14,076 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:14,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:14,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:14,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:14,078 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:14,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-11-13 22:31:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:14,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:14,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:14,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:15,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (440)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:15,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:15,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:15,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:15,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:15,829 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:15,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-11-13 22:31:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:16,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:16,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:16,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:17,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-11-13 22:31:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:17,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:17,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:17,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:17,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:17,732 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:17,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-11-13 22:31:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:18,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:18,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:18,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:19,521 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:19,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-11-13 22:31:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:19,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:19,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:19,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:19,535 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:19,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-11-13 22:31:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:19,835 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:19,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:19,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:21,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-11-13 22:31:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:21,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:21,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:21,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:21,409 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:21,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-11-13 22:31:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:21,674 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:21,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:21,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:23,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (444)] Ended with exit code 0 [2024-11-13 22:31:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:23,213 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:23,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:23,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:23,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:23,215 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:23,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-11-13 22:31:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:23,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:23,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:23,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:24,974 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:24,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-11-13 22:31:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:24,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:24,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:24,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:24,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:24,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:24,982 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:24,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-11-13 22:31:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:25,243 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:25,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:25,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:26,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-11-13 22:31:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:26,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:26,714 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:26,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:26,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:26,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:26,716 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:26,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-11-13 22:31:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:26,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:27,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:27,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:28,519 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:28,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-11-13 22:31:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:28,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:28,525 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:28,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:28,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:28,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:28,527 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:28,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-11-13 22:31:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:28,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:28,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:28,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:30,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-11-13 22:31:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:30,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:30,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:30,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:30,528 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:30,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-11-13 22:31:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:30,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:30,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:31:30,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:32,325 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:32,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-11-13 22:31:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:32,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:32,422 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:32,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:32,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:32,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:32,424 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:32,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-11-13 22:31:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:32,689 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:32,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:32,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:34,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (450)] Ended with exit code 0 [2024-11-13 22:31:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:34,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:34,207 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:34,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:34,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:34,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:34,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:34,209 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:34,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-11-13 22:31:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:34,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:34,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:34,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:35,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (451)] Ended with exit code 0 [2024-11-13 22:31:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:35,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:35,975 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:35,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:35,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:35,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:35,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:35,977 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:35,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-11-13 22:31:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:36,241 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:36,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:36,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:37,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (452)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:37,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:37,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:37,741 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:37,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:37,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:37,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:37,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:37,743 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:37,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-11-13 22:31:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:38,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:38,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:38,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:39,574 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:39,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-11-13 22:31:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:39,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:39,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:39,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:39,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:39,586 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:39,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-11-13 22:31:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:39,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:39,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:39,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 22:31:41,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-11-13 22:31:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-11-13 22:31:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-13 22:31:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:31:41,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:41,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:41,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:41,789 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:41,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c70b105-22e6-48fa-9e97-a35ec3c2b751/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-11-13 22:31:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:42,163 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:42,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:31:42,199 INFO L278 TraceCheckSpWp]: Computing forward predicates...