./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:36:40,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:36:40,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:36:40,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:36:40,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:36:40,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:36:40,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:36:40,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:36:40,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:36:40,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:36:40,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:36:40,898 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:36:40,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:36:40,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:36:40,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:36:40,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:36:40,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:36:40,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:36:40,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:36:40,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:36:40,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:36:40,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:36:40,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:36:40,900 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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 [2024-12-05 22:36:41,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:36:41,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:36:41,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:36:41,139 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:36:41,140 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:36:41,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2024-12-05 22:36:43,768 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/3bd24da97/080298ef8c4e40f6bb506e61de2126f2/FLAGaf9ec9358 [2024-12-05 22:36:43,961 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:36:43,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2024-12-05 22:36:43,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/3bd24da97/080298ef8c4e40f6bb506e61de2126f2/FLAGaf9ec9358 [2024-12-05 22:36:44,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/3bd24da97/080298ef8c4e40f6bb506e61de2126f2 [2024-12-05 22:36:44,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:36:44,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:36:44,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:36:44,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:36:44,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:36:44,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8a1366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44, skipping insertion in model container [2024-12-05 22:36:44,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:36:44,518 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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-12-05 22:36:44,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:36:44,555 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:36:44,565 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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-12-05 22:36:44,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:36:44,592 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:36:44,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44 WrapperNode [2024-12-05 22:36:44,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:36:44,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:36:44,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:36:44,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:36:44,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,615 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2024-12-05 22:36:44,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:36:44,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:36:44,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:36:44,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:36:44,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,628 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:36:44,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:36:44,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:36:44,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:36:44,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:36:44,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:36:44,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:36:44,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:36:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:36:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:36:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:36:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:36:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:36:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:36:44,737 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:36:44,739 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:36:44,886 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 22:36:44,886 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:36:44,950 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:36:44,951 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:36:44,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:44 BoogieIcfgContainer [2024-12-05 22:36:44,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:36:44,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:36:44,952 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:36:44,961 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:36:44,961 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:44" (1/1) ... [2024-12-05 22:36:44,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:36:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-12-05 22:36:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-12-05 22:36:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:36:45,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:45,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:36:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:36:45,236 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:36:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:36:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:36:45,412 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:36:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:36:45,476 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:36:45,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:36:45 ImpRootNode [2024-12-05 22:36:45,517 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:36:45,518 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:36:45,518 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:36:45,518 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:36:45,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:44" (3/4) ... [2024-12-05 22:36:45,521 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:36:45,522 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:36:45,523 INFO L158 Benchmark]: Toolchain (without parser) took 1149.84ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 104.2MB in the end (delta: 13.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-12-05 22:36:45,523 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:36:45,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.69ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.4MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:36:45,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.36ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:36:45,524 INFO L158 Benchmark]: Boogie Preprocessor took 18.92ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 103.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:36:45,524 INFO L158 Benchmark]: RCFGBuilder took 315.93ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 85.1MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:36:45,525 INFO L158 Benchmark]: CodeCheck took 565.75ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 104.2MB in the end (delta: -19.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:36:45,525 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 104.2MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:36:45,527 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s 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, ConComCheckerStatistics: 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() [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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.69ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.4MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.36ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.92ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 103.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 315.93ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 85.1MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 565.75ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 104.2MB in the end (delta: -19.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 104.2MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:36:45,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:36:47,438 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:36:47,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:36:47,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:36:47,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:36:47,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:36:47,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:36:47,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:36:47,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:36:47,545 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:36:47,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:47,546 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:36:47,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:36:47,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:36:47,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:36:47,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:36:47,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:36:47,547 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:36:47,547 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:47,547 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:36:47,547 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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 [2024-12-05 22:36:47,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:36:47,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:36:47,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:36:47,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:36:47,787 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:36:47,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2024-12-05 22:36:50,455 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/1f72d4dab/aa86e59f909c45f9bae7ae91057569dd/FLAG8fccb3ec6 [2024-12-05 22:36:50,636 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:36:50,636 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2024-12-05 22:36:50,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/1f72d4dab/aa86e59f909c45f9bae7ae91057569dd/FLAG8fccb3ec6 [2024-12-05 22:36:50,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/data/1f72d4dab/aa86e59f909c45f9bae7ae91057569dd [2024-12-05 22:36:50,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:36:50,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:36:50,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:36:50,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:36:50,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:36:50,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c0e6edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50, skipping insertion in model container [2024-12-05 22:36:50,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,690 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:36:50,821 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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-12-05 22:36:50,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:36:50,865 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:36:50,876 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_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2024-12-05 22:36:50,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:36:50,906 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:36:50,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50 WrapperNode [2024-12-05 22:36:50,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:36:50,908 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:36:50,908 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:36:50,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:36:50,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,942 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-12-05 22:36:50,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:36:50,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:36:50,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:36:50,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:36:50,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,954 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,961 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:36:50,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:36:50,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:36:50,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:36:50,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:50" (1/1) ... [2024-12-05 22:36:50,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:36:50,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:36:51,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:36:51,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:36:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:36:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:36:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:36:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:36:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:36:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:36:51,097 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:36:51,098 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:36:51,271 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 22:36:51,272 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:36:51,344 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:36:51,344 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:36:51,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:51 BoogieIcfgContainer [2024-12-05 22:36:51,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:36:51,345 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:36:51,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:36:51,353 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:36:51,353 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:51" (1/1) ... [2024-12-05 22:36:51,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:36:51,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-12-05 22:36:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-12-05 22:36:51,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:36:51,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:51,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:51,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:51,407 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:51,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:36:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:51,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:51,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:36:51,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:36:55,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:36:56,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:36:56,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:36:56,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:36:56,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:56,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:56,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:56,636 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:56,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:36:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:56,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:56,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:36:56,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:36:59,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:36:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:59,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:36:59,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:36:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:36:59,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:59,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:59,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:59,215 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:59,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:36:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:59,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:59,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:36:59,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:01,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:37:01,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:01,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:01,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:01,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:01,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:01,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:01,618 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:01,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:37:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:01,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:01,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:01,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:03,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:37:03,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:03,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:03,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:03,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:03,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:03,810 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:03,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:37:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:04,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:04,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:04,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:06,082 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:06,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:37:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:06,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:06,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:06,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:06,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:06,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:06,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:06,097 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:06,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:37:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:06,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:06,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:06,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:08,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:37:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:08,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:08,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:08,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:08,560 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:08,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:37:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:08,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:08,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:08,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:10,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:37:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:10,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:10,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:10,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:10,906 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:10,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:37:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:11,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:11,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:11,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:13,183 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:13,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 22:37:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:13,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:13,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:13,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:13,194 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:13,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:37:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:13,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:13,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:13,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:15,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:37:15,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:15,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:15,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:15,511 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:15,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:37:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:15,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:15,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:15,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:17,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:37:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:17,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:17,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:17,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:17,884 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:17,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:37:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:18,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:18,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:18,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:20,290 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:20,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 22:37:20,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:20,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:20,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:20,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:20,298 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:20,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:37:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:20,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:20,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:20,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:22,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 22:37:22,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:22,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:22,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:22,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:22,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:22,612 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:22,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:37:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:22,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:22,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:22,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:24,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:37:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:24,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:24,829 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:24,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:24,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:24,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:24,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:24,831 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:24,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:37:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:25,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:25,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:25,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:27,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 22:37:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:27,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:27,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:27,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:27,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:27,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:27,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:27,089 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:27,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 22:37:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:27,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:27,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:27,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:29,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 22:37:29,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:29,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:29,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:29,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:29,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:29,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:29,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:29,482 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:29,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 22:37:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:29,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:29,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:29,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:31,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 22:37:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:31,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-05 22:37:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-05 22:37:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:31,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:31,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:31,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:31,842 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:31,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 22:37:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:32,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:32,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:37:32,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:33,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 22:37:35,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2024-12-05 22:37:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2024-12-05 22:37:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:35,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:35,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:35,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:35,584 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:35,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 22:37:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:35,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:35,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:35,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:37,349 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:37,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 22:37:38,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:38,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:38,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:38,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:38,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:38,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:38,362 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:38,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 22:37:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:38,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:38,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:38,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:40,074 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:40,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 22:37:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:40,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:40,219 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:40,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:40,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:40,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:40,221 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:40,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 22:37:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:40,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:40,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:40,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:41,971 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:41,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 22:37:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:41,978 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:41,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:41,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:41,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:41,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:41,980 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:41,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 22:37:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:42,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:42,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:42,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:43,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 22:37:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:43,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:43,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:43,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:43,539 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:43,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 22:37:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:43,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:43,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:43,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:45,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 22:37:45,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:45,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:45,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:45,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:45,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:45,439 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:45,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 22:37:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:45,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:45,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:45,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:47,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 22:37:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:47,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:47,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:47,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:47,228 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:47,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 22:37:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:47,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:47,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:47,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:49,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-12-05 22:37:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:49,133 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:49,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:49,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:49,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:49,135 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:49,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 22:37:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:49,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:49,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:49,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:50,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 22:37:50,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:50,745 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:50,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:50,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:50,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:50,747 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:50,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 22:37:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:50,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:50,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:51,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:52,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 22:37:52,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:52,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:52,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:52,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:52,550 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:52,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 22:37:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:52,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:52,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:52,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:54,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 22:37:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:54,427 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:54,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:54,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:54,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:54,429 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:54,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 22:37:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:54,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:54,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:54,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:56,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 22:37:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:56,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:56,135 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:56,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:56,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:56,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:56,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:56,137 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:56,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 22:37:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:56,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:56,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:56,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:57,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 22:37:57,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:57,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:57,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:57,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:57,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:57,980 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:57,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 22:37:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:58,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:58,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:37:58,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:59,691 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:37:59,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 22:37:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:59,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:37:59,700 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:37:59,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:37:59,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:59,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:59,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:59,702 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:59,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 22:37:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:59,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:59,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:37:59,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:01,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 22:38:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:01,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:01,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:01,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:01,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:01,521 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:01,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 22:38:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:01,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:01,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:01,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:03,362 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:03,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 22:38:03,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:03,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:03,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:03,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:03,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:03,371 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:03,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 22:38:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:03,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:03,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:03,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:05,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 22:38:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:05,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:05,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:05,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:05,181 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:05,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 22:38:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:05,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:05,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:05,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:06,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 22:38:06,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:06,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:06,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:06,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:06,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:06,982 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:06,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 22:38:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:07,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:07,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:07,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:08,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 22:38:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:08,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,839 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 22:38:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:09,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:10,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 22:38:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:10,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:10,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:10,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:10,605 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:10,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 22:38:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:38:10,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:12,216 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:12,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 22:38:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:12,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:12,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:12,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:12,314 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:12,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 22:38:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:12,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:13,968 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:13,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 22:38:13,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:13,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:13,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:13,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:13,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:13,977 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:13,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 22:38:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:14,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:14,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:14,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:15,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 22:38:15,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:15,613 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:15,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:15,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:15,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:15,614 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:15,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 22:38:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:15,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:15,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:15,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:17,157 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:17,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 22:38:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:17,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:17,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:17,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:17,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:17,166 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:17,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 22:38:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:17,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:17,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:17,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:18,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 22:38:18,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:18,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:18,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:18,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:18,748 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:18,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 22:38:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:18,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:19,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:19,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:20,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 22:38:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:20,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:20,294 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:20,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:20,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:20,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:20,296 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:20,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 22:38:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:20,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:20,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:20,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:21,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 22:38:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:21,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:21,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:21,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:21,831 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:21,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 22:38:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:22,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:22,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:22,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:23,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 22:38:23,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:23,438 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:23,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:23,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:23,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:23,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:23,441 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:23,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 22:38:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:23,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:23,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:23,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:25,075 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:25,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 22:38:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:25,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:25,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:25,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:25,084 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:25,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 22:38:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:25,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:25,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:38:25,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:26,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 22:38:26,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:26,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:26,820 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:26,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:26,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:26,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:26,822 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:26,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 22:38:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:27,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:27,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:27,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:28,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:28,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:28,427 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:28,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:28,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:28,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:28,429 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:28,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 22:38:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:28,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:28,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:28,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:29,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 22:38:29,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:29,992 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:29,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:29,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:29,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:29,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:29,994 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:29,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 22:38:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:30,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:30,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:30,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:31,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:31,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:31,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:31,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:31,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:31,557 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:31,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 22:38:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:31,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:31,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:31,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:33,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:33,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:33,166 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:33,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:33,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:33,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:33,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:33,167 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:33,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 22:38:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:33,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:33,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:33,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:34,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:34,815 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:34,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:34,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:34,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:34,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:34,817 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:34,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 22:38:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:35,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:35,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:38:35,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:36,449 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:36,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 22:38:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:36,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:36,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:36,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:36,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:36,534 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:36,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 22:38:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:36,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:36,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:36,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:38,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 22:38:38,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:38,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:38,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:38,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:38,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:38,091 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:38,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 22:38:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:38,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:38,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:38,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:39,720 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:39,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-05 22:38:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:39,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:39,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:39,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:39,728 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:39,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 22:38:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:39,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:40,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:38:40,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:41,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 22:38:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:41,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:41,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:41,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:41,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:41,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:41,446 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:41,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 22:38:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:41,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:41,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:41,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:42,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 22:38:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:42,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:42,999 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:42,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:42,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:42,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:43,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:43,001 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:43,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 22:38:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:43,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:43,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:43,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:44,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 22:38:44,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:44,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:44,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:44,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:44,623 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:44,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 22:38:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:44,857 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:44,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:44,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:46,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-05 22:38:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:46,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:46,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:46,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:46,161 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:46,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 22:38:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:46,398 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:46,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:46,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:47,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 22:38:47,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:47,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:47,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:47,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:47,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:47,756 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:47,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 22:38:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:47,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:48,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:48,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:49,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:49,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:49,368 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:49,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:49,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:49,370 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:49,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 22:38:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:49,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:49,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:49,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:51,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 22:38:51,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:51,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:51,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:51,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:51,007 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:51,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 22:38:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:51,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:51,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:51,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:52,699 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:52,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 22:38:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:52,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:52,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:52,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:52,707 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:52,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 22:38:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:52,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:52,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:52,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:54,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 22:38:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:54,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:54,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:54,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:54,346 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:54,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 22:38:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:54,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:54,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:54,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:56,016 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:56,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 22:38:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:56,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:56,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:56,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:56,026 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:56,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 22:38:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:56,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:56,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:56,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:57,814 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:57,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 22:38:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:57,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:57,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:57,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:57,824 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:57,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 22:38:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:58,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:58,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:58,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:38:59,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 22:38:59,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:59,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:38:59,603 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:38:59,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:38:59,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:59,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:59,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:59,604 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:59,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 22:38:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:59,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:59,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:59,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:01,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 22:39:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:01,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:01,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:01,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:01,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:01,402 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:01,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 22:39:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:01,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:01,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:01,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:03,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 22:39:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:03,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:03,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:03,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:03,070 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:03,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 22:39:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:03,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:03,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:03,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:04,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 22:39:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:04,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:04,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:04,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:04,696 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:04,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 22:39:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:05,015 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:05,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:05,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:06,477 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:06,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 22:39:06,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:06,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:06,484 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:06,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:06,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:06,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:06,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:06,486 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:06,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 22:39:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:06,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:06,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:06,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:08,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-12-05 22:39:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:08,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:08,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:08,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:08,273 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:08,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 22:39:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:08,523 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:08,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:08,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:09,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 22:39:09,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:09,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:09,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:09,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:09,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:09,949 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:09,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 22:39:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:10,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:10,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:10,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:11,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 22:39:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:11,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:11,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:11,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:11,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:11,547 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:11,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 22:39:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:11,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:11,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:11,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:13,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 22:39:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:13,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:13,200 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:13,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:13,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:13,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:13,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:13,202 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:13,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 22:39:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:13,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:13,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:13,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:14,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 22:39:14,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:14,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:14,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:14,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:14,913 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:14,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 22:39:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:15,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:15,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:15,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:16,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 22:39:16,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:16,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:16,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:16,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:16,638 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:16,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 22:39:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:16,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:16,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:16,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:18,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 22:39:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:18,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:18,411 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:18,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:18,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:18,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:18,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:18,413 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:18,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 22:39:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:18,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:18,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:18,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:20,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 22:39:20,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:20,044 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:20,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:20,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:20,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:20,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:20,046 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:20,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 22:39:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:20,305 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:20,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:20,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:21,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 22:39:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:21,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:21,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:21,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:21,727 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:21,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 22:39:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:21,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:21,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:21,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:21,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:23,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 22:39:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:23,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:23,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:23,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:23,342 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:23,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 22:39:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:23,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:23,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:23,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:24,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 22:39:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:24,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:24,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:24,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:24,928 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:24,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 22:39:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:25,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:25,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:25,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:26,615 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:26,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 22:39:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:26,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:26,626 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:26,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:26,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:26,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:26,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:26,628 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:26,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 22:39:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:26,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:26,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:26,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:28,234 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:28,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 22:39:28,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:28,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:28,240 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:28,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:28,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:28,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:28,242 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:28,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 22:39:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:28,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:28,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:28,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:29,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 22:39:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:29,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:29,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:29,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:29,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:29,817 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:29,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 22:39:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:30,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:30,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:30,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:31,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 22:39:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:31,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:31,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:31,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:31,434 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:31,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 22:39:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:31,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:31,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:31,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:32,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 22:39:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:32,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:32,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:32,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:32,987 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:32,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 22:39:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:33,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:33,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:33,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:34,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 22:39:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:34,655 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:34,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:34,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:34,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:34,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:34,657 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:34,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 22:39:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:34,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:34,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:34,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:36,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 22:39:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:36,364 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:36,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:36,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:36,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:36,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:36,366 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:36,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 22:39:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:36,615 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:36,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:36,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:38,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 22:39:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:38,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:38,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:38,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:38,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:38,040 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:38,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 22:39:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:38,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:38,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:38,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:39,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 22:39:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:39,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:39,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:39,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:39,656 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:39,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 22:39:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:39,884 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:39,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:39,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:41,188 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:41,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 22:39:41,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:41,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:41,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:41,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:41,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:41,196 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:41,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 22:39:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:41,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:41,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:39:41,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:42,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 22:39:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:42,906 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:42,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:42,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:42,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:42,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:42,908 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:42,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 22:39:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:43,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:43,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:43,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:44,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 22:39:44,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:44,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:44,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:44,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:44,496 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:44,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 22:39:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:44,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:44,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:44,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:46,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 22:39:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:46,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:46,099 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:46,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:46,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:46,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:46,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:46,101 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:46,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 22:39:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:46,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:46,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:46,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:47,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 22:39:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:47,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:47,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:47,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:47,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:47,690 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:47,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 22:39:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:47,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:47,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:47,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:49,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 22:39:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:49,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:49,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:49,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:49,400 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:49,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 22:39:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:49,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:49,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:49,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:51,077 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:51,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 22:39:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:51,083 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:51,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:51,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:51,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:51,084 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:51,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 22:39:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:51,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:51,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:51,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:52,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 22:39:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:52,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:52,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:52,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:52,852 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:52,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 22:39:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:53,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:53,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:39:53,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:54,525 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:54,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 22:39:54,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:54,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:54,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:54,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:54,608 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:54,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 22:39:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:54,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:54,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:54,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:56,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 22:39:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:56,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:56,199 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:56,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:56,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:56,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:56,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:56,201 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:56,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 22:39:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:56,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:56,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:56,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:57,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 22:39:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:57,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:57,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:57,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:57,841 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:57,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 22:39:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:58,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:58,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:58,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:39:59,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-12-05 22:39:59,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:39:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:39:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:39:59,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:59,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:59,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:59,506 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:59,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 22:39:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:59,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:59,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:39:59,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:01,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 22:40:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:01,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:01,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:01,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:01,107 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:01,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 22:40:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:01,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:01,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:01,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:02,698 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:02,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 22:40:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:02,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:02,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:02,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:02,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:02,707 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:02,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 22:40:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:02,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:02,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:02,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:04,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 22:40:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:04,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:04,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:04,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:04,248 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:04,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 22:40:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:04,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:04,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:04,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:05,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 22:40:05,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:05,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:05,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:05,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:05,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:05,947 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:05,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 22:40:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:06,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:06,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:06,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:07,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 22:40:07,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:07,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:07,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:07,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:07,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:07,948 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:07,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 22:40:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:08,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:08,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:08,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:09,605 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:09,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 22:40:09,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:09,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:09,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:09,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:09,613 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:09,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 22:40:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:09,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:09,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:09,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:11,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 22:40:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:11,302 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:11,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:11,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:11,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:11,304 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:11,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 22:40:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:11,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:11,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:40:11,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:12,979 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:12,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 22:40:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:13,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:13,065 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:13,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:13,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:13,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:13,067 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:13,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 22:40:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:13,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:13,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:13,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:14,647 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:14,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 22:40:14,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:14,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:14,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:14,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:14,656 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:14,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 22:40:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:14,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:14,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:14,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:16,237 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:16,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 22:40:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:16,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:16,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:16,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:16,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:16,245 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:16,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 22:40:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:16,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:16,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:16,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:17,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 22:40:17,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:17,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:17,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:17,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:17,827 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:17,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 22:40:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:18,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:18,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:18,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:19,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-12-05 22:40:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:19,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:19,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:19,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:19,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:19,454 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:19,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 22:40:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:19,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:19,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:19,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:21,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 22:40:21,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:21,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:21,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:21,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:21,108 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:21,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 22:40:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:21,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:21,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:21,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:22,719 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:22,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 22:40:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:22,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:22,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:22,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:22,727 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:22,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 22:40:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:22,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:22,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:22,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:24,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 22:40:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:24,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:24,328 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:24,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:24,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:24,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:24,330 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:24,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 22:40:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:24,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:24,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:24,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:25,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 22:40:25,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:25,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:25,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:25,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:25,942 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:25,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 22:40:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:26,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:26,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:26,208 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:27,582 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:27,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 22:40:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:27,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:27,588 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:27,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:27,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:27,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:27,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:27,589 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:27,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 22:40:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:27,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:27,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:27,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:29,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-05 22:40:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:29,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:29,222 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:29,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:29,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:29,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:29,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:29,224 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:29,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 22:40:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:29,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:29,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:29,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:30,794 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:30,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 22:40:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:30,799 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:30,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:30,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:30,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:30,801 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:30,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 22:40:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:31,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:31,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:31,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:32,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 22:40:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:32,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:32,339 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:32,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:32,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:32,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:32,341 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:32,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 22:40:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:32,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:32,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:32,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:33,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 22:40:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:33,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:33,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:33,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:33,974 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:33,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 22:40:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:34,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:34,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:34,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:35,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 22:40:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:35,620 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:35,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:35,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:35,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:35,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:35,622 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:35,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 22:40:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:35,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:35,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:35,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:37,233 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:37,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 22:40:37,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:37,244 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:37,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:37,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:37,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:37,246 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:37,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 22:40:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:37,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:37,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:37,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:38,846 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:38,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 22:40:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:38,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:38,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:38,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:38,853 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:38,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 22:40:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:39,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:39,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:39,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:40,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 22:40:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:40,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:40,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:40,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:40,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:40,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:40,438 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:40,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 22:40:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:40,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:40,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:40,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:42,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-05 22:40:42,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:42,047 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:42,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:42,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:42,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:42,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:42,049 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:42,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 22:40:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:42,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:42,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:42,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:43,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 22:40:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:43,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:43,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:43,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:43,659 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:43,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 22:40:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:43,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:43,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:43,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:45,236 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:45,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-05 22:40:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:45,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:45,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:45,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:45,243 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:45,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 22:40:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:45,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:45,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:45,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:46,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-12-05 22:40:46,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:46,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:46,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:46,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:46,823 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:46,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 22:40:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:47,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:47,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:40:47,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:48,391 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:48,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-05 22:40:48,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:48,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:48,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:48,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:48,467 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:48,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 22:40:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:48,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:48,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:48,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:50,079 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:50,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-05 22:40:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:50,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:50,085 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:50,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:50,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:50,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:50,087 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:50,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 22:40:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:50,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:50,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:50,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:51,672 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:51,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 22:40:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:51,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:51,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:51,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:51,679 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:51,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 22:40:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:51,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:51,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:51,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:53,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-05 22:40:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:53,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:53,228 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:53,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:53,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:53,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:53,230 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:53,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 22:40:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:53,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:53,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:53,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:54,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-05 22:40:54,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:54,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:54,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:54,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:54,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:54,865 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:54,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 22:40:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:55,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:55,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:55,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:56,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 22:40:56,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:56,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:56,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:56,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:56,417 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:56,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 22:40:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:56,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:56,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:56,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:58,138 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:58,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 22:40:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:58,145 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:58,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:58,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:58,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:58,147 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:58,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 22:40:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:58,404 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:58,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:40:58,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:59,736 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:40:59,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 22:40:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:40:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:40:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:40:59,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:59,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:59,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:59,744 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:59,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 22:40:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:59,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:00,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:00,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:01,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 22:41:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:01,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:01,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:01,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:01,344 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:01,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 22:41:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:01,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:01,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:01,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:02,914 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:02,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 22:41:02,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:02,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:02,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:02,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:02,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:02,921 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:02,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 22:41:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:03,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:03,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:03,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:04,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 22:41:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:04,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:04,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:04,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:04,523 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:04,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 22:41:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:04,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:04,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:04,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:06,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 22:41:06,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:06,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:06,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:06,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:06,143 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:06,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 22:41:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:06,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:06,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:06,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:07,754 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:07,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 22:41:07,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:07,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:07,760 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:07,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:07,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:07,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:07,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:07,762 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:07,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 22:41:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:07,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:08,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:08,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:09,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 22:41:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:09,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:09,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:09,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:09,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:09,291 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:09,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 22:41:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:09,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:09,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:09,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:10,916 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:10,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 22:41:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:10,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:10,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:10,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:10,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:10,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:10,925 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:10,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 22:41:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:11,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:11,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:41:11,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:12,612 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:12,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 22:41:12,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:12,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:12,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:12,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:12,697 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:12,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 22:41:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:12,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:12,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:12,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:14,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 22:41:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:14,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:14,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:14,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:14,278 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:14,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 22:41:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:14,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:14,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:14,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:15,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 22:41:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:15,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:15,942 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:15,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:15,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:15,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:15,944 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:15,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 22:41:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:16,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:16,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:16,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:17,601 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:17,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 22:41:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:17,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:17,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:17,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:17,608 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:17,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 22:41:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:17,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:17,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:17,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:19,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 22:41:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:19,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:19,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:19,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:19,162 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:19,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 22:41:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:19,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:19,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:19,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:20,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 22:41:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:20,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:20,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:20,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:20,695 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:20,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 22:41:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:20,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:20,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:20,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:22,229 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:22,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 22:41:22,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:22,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:22,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:22,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:22,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:22,237 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:22,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 22:41:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:22,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:22,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:22,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:23,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 22:41:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:23,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:23,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:23,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:23,753 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:23,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 22:41:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:23,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:24,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:24,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:25,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Forceful destruction successful, exit code 0 [2024-12-05 22:41:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:25,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:25,262 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:25,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:25,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:25,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:25,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:25,264 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:25,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 22:41:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:25,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:25,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:25,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:26,800 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:26,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-05 22:41:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:26,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:26,806 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:26,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:26,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:26,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:26,808 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:26,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 22:41:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:27,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:27,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:27,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:28,450 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:28,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-05 22:41:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:28,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:28,456 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:28,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:28,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:28,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:28,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:28,458 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:28,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 22:41:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:28,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:28,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:28,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:30,042 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:30,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 22:41:30,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:30,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:30,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:30,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:30,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:30,050 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:30,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 22:41:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:30,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:30,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:30,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:31,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-05 22:41:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:31,603 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:31,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:31,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:31,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:31,605 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:31,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 22:41:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:31,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:31,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:31,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:33,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Forceful destruction successful, exit code 0 [2024-12-05 22:41:33,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:33,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:33,135 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:33,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:33,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:33,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:33,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:33,137 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:33,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 22:41:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:33,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:33,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:33,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:34,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Forceful destruction successful, exit code 0 [2024-12-05 22:41:34,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:34,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:34,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:34,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:34,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:34,755 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:34,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 22:41:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:34,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:35,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:35,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:36,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-05 22:41:36,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:36,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:36,317 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:36,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:36,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:36,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:36,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:36,319 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:36,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 22:41:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:36,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:36,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:36,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:37,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 22:41:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:37,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:37,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:37,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:37,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:37,966 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:37,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 22:41:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:38,191 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:38,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:38,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:39,535 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:39,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 22:41:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:39,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:39,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:39,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:39,543 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:39,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 22:41:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:39,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:39,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:39,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:41,119 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:41,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 22:41:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:41,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:41,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:41,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:41,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:41,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:41,127 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:41,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 22:41:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:41,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:41,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:41,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:42,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-05 22:41:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:42,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:42,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:42,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:42,695 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:42,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 22:41:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:42,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:42,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:42,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:44,296 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:44,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-05 22:41:44,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:44,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:44,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:44,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:44,305 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:44,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 22:41:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:44,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:44,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:44,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:45,965 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:45,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 22:41:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:45,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:45,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:45,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:45,973 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:45,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 22:41:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:46,206 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:46,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:46,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:47,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 22:41:47,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:47,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:47,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:47,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:47,583 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:47,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 22:41:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:47,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:47,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:47,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:49,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 22:41:49,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:49,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:49,228 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:49,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:49,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:49,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:49,230 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:49,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 22:41:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:49,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:49,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:49,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:50,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 22:41:50,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:50,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:50,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:50,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:50,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:50,760 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:50,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 22:41:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:50,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:51,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:51,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:52,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 22:41:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:52,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:52,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:52,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:52,364 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:52,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 22:41:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:52,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:52,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:52,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:54,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 22:41:54,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:54,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:54,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:54,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:54,032 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:54,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 22:41:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:54,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:54,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:54,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:55,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 22:41:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:55,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:55,622 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:55,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:55,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:55,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:55,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:55,623 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 22:41:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:55,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:55,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:55,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:57,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Forceful destruction successful, exit code 0 [2024-12-05 22:41:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:57,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:57,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:57,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:57,214 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:57,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 22:41:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:57,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:57,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:57,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:41:58,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-05 22:41:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:41:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:41:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:41:58,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:58,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:58,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:58,840 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:58,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-05 22:41:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:59,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:59,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:41:59,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:00,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-05 22:42:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:00,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:00,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:00,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:00,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:00,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:00,467 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:00,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-05 22:42:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:00,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:00,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:00,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:02,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-05 22:42:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:02,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:02,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:02,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:02,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:02,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:02,100 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:02,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-05 22:42:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:02,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:02,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:42:02,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:03,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-05 22:42:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:03,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:03,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:03,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:03,853 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:03,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-05 22:42:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:04,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:04,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:42:04,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:05,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-05 22:42:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:05,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:05,516 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:05,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:05,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:05,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:05,518 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:05,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-05 22:42:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:05,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:05,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:05,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:07,101 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:07,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-05 22:42:07,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:07,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:07,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:07,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:07,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:07,109 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:07,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-05 22:42:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:07,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:07,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:07,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:08,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-05 22:42:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:08,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:08,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:08,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:08,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:08,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:08,750 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:08,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-05 22:42:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:08,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:09,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:09,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:10,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-05 22:42:10,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:10,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:10,349 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:10,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:10,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:10,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:10,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:10,351 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:10,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-05 22:42:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:10,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:10,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:10,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:11,948 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:11,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-05 22:42:11,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:11,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:11,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:11,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:11,955 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:11,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-05 22:42:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:12,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:12,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:12,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:13,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-05 22:42:13,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:13,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:13,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:13,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:13,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:13,587 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:13,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-05 22:42:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:13,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:13,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:13,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:15,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-05 22:42:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:15,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:15,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:15,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:15,156 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:15,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-05 22:42:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:15,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:15,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:15,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:16,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-05 22:42:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:16,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:16,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:16,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:16,667 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:16,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-05 22:42:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:16,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:16,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:16,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:18,312 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:18,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-05 22:42:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:18,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:18,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:18,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:18,320 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:18,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-05 22:42:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:18,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:18,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:18,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:19,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Forceful destruction successful, exit code 0 [2024-12-05 22:42:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:19,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:19,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:19,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:19,925 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:19,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-05 22:42:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:20,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:20,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:20,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:21,536 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:21,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-05 22:42:21,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:21,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:21,542 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:21,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:21,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:21,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:21,544 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:21,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-05 22:42:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:21,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:21,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:21,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:23,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-05 22:42:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:23,141 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:23,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:23,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:23,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:23,143 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:23,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-05 22:42:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:23,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:23,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:23,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:24,753 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:24,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-05 22:42:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:24,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:24,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:24,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:24,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:24,761 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:24,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-05 22:42:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:25,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:25,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:25,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:26,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-05 22:42:26,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:26,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:26,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:26,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:26,360 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:26,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-05 22:42:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:26,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:26,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:42:26,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:28,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-05 22:42:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:28,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:28,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:28,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:28,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:28,120 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:28,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-05 22:42:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:28,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:28,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:28,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:29,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-05 22:42:29,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:29,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:29,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:29,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:29,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:29,773 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:29,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-05 22:42:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:30,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:30,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:30,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:31,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-05 22:42:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:31,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:31,364 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:31,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:31,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:31,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:31,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:31,365 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:31,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-05 22:42:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:31,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:31,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:31,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:32,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-05 22:42:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:32,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:32,958 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:32,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:32,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:32,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:32,960 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:32,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-05 22:42:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:33,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:33,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:33,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:34,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-05 22:42:34,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:34,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:34,602 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:34,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:34,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:34,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:34,604 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:34,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-05 22:42:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:34,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:34,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:34,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:36,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-05 22:42:36,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:36,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:36,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:36,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:36,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:36,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:36,272 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:36,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-05 22:42:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:36,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:36,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:36,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:37,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-05 22:42:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:37,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:37,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:37,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:37,918 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:37,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-05 22:42:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:38,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:38,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:38,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:39,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-05 22:42:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:39,521 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:39,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:39,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:39,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:39,523 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:39,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-05 22:42:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:39,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:39,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:39,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:41,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-05 22:42:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:41,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:41,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:41,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:41,103 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:41,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-05 22:42:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:41,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:41,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:41,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:42,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-05 22:42:42,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:42,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:42,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:42,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:42,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:42,746 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:42,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-05 22:42:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:42,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:43,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:43,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:44,418 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:44,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-05 22:42:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:44,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:44,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:44,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:44,426 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:44,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-05 22:42:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:44,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:44,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:44,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:46,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-05 22:42:46,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:46,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:46,036 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:46,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:46,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:46,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:46,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:46,037 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:46,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-05 22:42:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:46,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:46,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:46,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:47,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-05 22:42:47,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:47,621 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:47,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:47,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:47,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:47,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:47,623 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:47,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-05 22:42:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:47,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:47,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:47,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:49,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-05 22:42:49,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:49,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:49,181 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:49,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:49,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:49,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:49,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:49,183 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:49,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-05 22:42:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:49,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:49,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:49,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:50,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-05 22:42:50,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:50,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:50,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:50,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:50,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:50,774 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:50,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-05 22:42:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:51,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:51,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:51,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:52,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-05 22:42:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:52,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:52,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:52,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:52,311 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:52,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-05 22:42:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:52,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:52,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:52,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:53,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-05 22:42:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:53,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:53,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:53,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:53,871 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:53,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-05 22:42:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:54,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:54,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:54,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:55,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-05 22:42:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:55,427 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:55,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:55,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:55,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:55,429 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:55,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-05 22:42:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:55,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:55,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:55,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:57,039 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:57,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-05 22:42:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:57,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:57,045 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:57,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:57,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:57,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:57,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:57,047 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:57,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-05 22:42:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:57,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:57,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:57,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:58,654 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:42:58,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-05 22:42:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:42:58,660 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:42:58,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:42:58,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:58,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:58,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:58,662 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:58,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-05 22:42:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:58,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:58,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:42:58,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:00,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-05 22:43:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:00,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:00,209 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:00,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:00,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:00,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:00,210 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:00,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-05 22:43:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:00,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:00,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:00,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:01,742 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:01,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-12-05 22:43:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:01,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:01,748 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:01,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:01,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:01,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:01,750 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:01,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-05 22:43:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:01,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:02,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:02,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:03,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-05 22:43:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:03,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:03,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:03,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:03,289 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:03,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-05 22:43:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:03,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:03,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:03,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:04,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-05 22:43:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:04,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:04,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:04,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:04,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:04,833 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:04,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-05 22:43:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:05,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:05,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:05,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:06,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-05 22:43:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:06,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:06,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:06,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:06,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:06,406 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:06,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-05 22:43:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:06,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:06,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:06,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:08,023 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:08,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-05 22:43:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:08,029 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:08,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:08,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:08,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:08,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:08,031 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:08,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-05 22:43:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:08,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:08,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:08,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:09,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-05 22:43:09,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:09,626 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:09,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:09,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:09,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:09,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:09,628 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:09,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-05 22:43:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:09,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:09,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:09,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:11,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-05 22:43:11,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:11,219 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:11,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:11,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:11,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:11,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:11,221 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:11,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-05 22:43:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:11,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:11,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:11,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:12,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-05 22:43:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:12,802 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:12,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:12,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:12,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:12,804 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:12,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-05 22:43:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:13,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:13,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:43:13,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:14,434 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:14,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-05 22:43:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:14,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:14,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:14,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:14,512 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:14,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-05 22:43:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:14,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:14,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:14,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:16,081 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:16,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-05 22:43:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:16,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:16,087 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:16,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:16,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:16,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:16,089 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:16,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-05 22:43:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:16,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:16,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:16,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:17,674 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:17,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-05 22:43:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:17,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:17,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:17,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:17,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:17,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:17,682 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:17,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-05 22:43:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:17,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:17,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:17,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:19,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-05 22:43:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:19,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:19,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:19,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:19,259 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:19,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-05 22:43:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:19,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:19,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:19,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:20,815 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:20,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-05 22:43:20,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:20,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:20,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:20,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:20,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:20,823 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:20,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-05 22:43:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:21,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:21,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:21,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:22,383 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:22,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-05 22:43:22,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:22,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:22,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:22,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:22,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:22,391 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:22,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-05 22:43:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:22,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:22,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:22,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:23,959 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:23,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-05 22:43:23,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:23,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:23,965 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:23,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:23,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:23,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:23,967 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:23,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-05 22:43:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:24,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:24,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:43:24,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:25,594 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:25,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-05 22:43:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:25,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:25,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:25,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:25,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:25,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:25,680 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:25,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-05 22:43:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:25,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:25,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:25,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:27,282 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:27,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-05 22:43:27,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:27,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:27,291 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:27,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:27,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:27,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:27,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:27,292 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:27,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-05 22:43:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:27,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:27,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:27,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:28,888 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:28,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-05 22:43:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:28,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:28,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:28,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:28,896 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:28,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-05 22:43:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:29,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:29,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:29,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:30,450 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:30,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-05 22:43:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:30,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:30,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:30,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:30,458 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:30,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-05 22:43:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:30,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:30,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:30,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:32,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Forceful destruction successful, exit code 0 [2024-12-05 22:43:32,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:32,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:32,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:32,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:32,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:32,030 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:32,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-05 22:43:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:32,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:32,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:32,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:33,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-05 22:43:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:33,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:33,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:33,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:33,610 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:33,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-05 22:43:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:33,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:33,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:33,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:35,236 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:35,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-05 22:43:35,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:35,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:35,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:35,244 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:35,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-05 22:43:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:35,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:36,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-05 22:43:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:36,816 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:36,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:36,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:36,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:36,817 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:36,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-05 22:43:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:37,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:37,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:43:37,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:38,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-05 22:43:38,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:38,556 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:38,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:38,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:38,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:38,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:38,557 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:38,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-05 22:43:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:38,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:38,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:38,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:40,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-05 22:43:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:40,150 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:40,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:40,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:40,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:40,151 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:40,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-05 22:43:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:40,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:40,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:40,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:41,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Forceful destruction successful, exit code 0 [2024-12-05 22:43:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:41,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:41,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:41,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:41,782 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:41,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-05 22:43:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:42,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:42,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:42,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:43,420 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:43,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-05 22:43:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:43,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:43,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:43,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:43,428 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:43,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-05 22:43:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:43,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:43,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:43,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:45,018 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:45,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-05 22:43:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:45,024 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:45,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:45,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:45,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:45,026 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:45,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-05 22:43:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:45,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:45,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:45,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:46,623 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:46,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-05 22:43:46,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:46,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:46,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:46,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:46,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:46,631 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:46,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-05 22:43:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:46,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:46,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:43:46,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:48,305 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:48,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Forceful destruction successful, exit code 0 [2024-12-05 22:43:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:48,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:48,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:48,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:48,390 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:48,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-05 22:43:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:48,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:48,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:48,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:49,980 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:49,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-05 22:43:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:49,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:49,987 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:49,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:49,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:49,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:49,988 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:49,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-05 22:43:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:50,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:50,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:50,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:51,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-05 22:43:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:51,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:51,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:51,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:51,593 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:51,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-05 22:43:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:51,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:51,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:51,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:53,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-05 22:43:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:53,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:53,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:53,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:53,160 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:53,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-05 22:43:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:53,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:53,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:53,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:54,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-05 22:43:54,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:54,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:54,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:54,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:54,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:54,738 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:54,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-05 22:43:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:54,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:54,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:54,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:56,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-05 22:43:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:56,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:56,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:56,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:56,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:56,332 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:56,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-05 22:43:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:56,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:56,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:56,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:57,926 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:57,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-05 22:43:57,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:57,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:57,933 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:57,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:57,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:57,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:57,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:57,934 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:57,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-05 22:43:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:58,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:58,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:58,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:43:59,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-05 22:43:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:43:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:43:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:43:59,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:59,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:59,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:59,543 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:59,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-05 22:43:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:59,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:59,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:43:59,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:01,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-05 22:44:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:01,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:01,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:01,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:01,153 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:01,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-05 22:44:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:01,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:01,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:44:01,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:02,741 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:02,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-05 22:44:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:02,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:02,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:02,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:02,833 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:02,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-05 22:44:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:03,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:03,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:03,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:04,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-05 22:44:04,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:04,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:04,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:04,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:04,405 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:04,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-05 22:44:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:04,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:04,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:04,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:06,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-05 22:44:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:06,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:06,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:06,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:06,076 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:06,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-05 22:44:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:06,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:06,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:06,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:07,759 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:07,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-05 22:44:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:07,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:07,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:07,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:07,767 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:07,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-05 22:44:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:08,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:08,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:08,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:09,329 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:09,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-05 22:44:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:09,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:09,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:09,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:09,337 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:09,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-05 22:44:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:09,569 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:09,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:09,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:10,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-05 22:44:10,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:10,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:10,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:10,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:10,866 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:10,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-05 22:44:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:11,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:11,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:11,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:12,377 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:12,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-05 22:44:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:12,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:12,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:12,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:12,385 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:12,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-05 22:44:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:12,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:12,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:12,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:13,890 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:13,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-05 22:44:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:13,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:13,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:13,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:13,898 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:13,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-05 22:44:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:14,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:14,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:14,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:15,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-05 22:44:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:15,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:15,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:15,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:15,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:15,392 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:15,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-05 22:44:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:15,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:16,979 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:16,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Forceful destruction successful, exit code 0 [2024-12-05 22:44:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:16,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:16,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:16,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:16,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:16,987 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:16,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-05 22:44:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:17,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:17,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:17,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:18,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-05 22:44:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:18,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:18,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:18,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:18,513 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:18,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-05 22:44:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:18,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:18,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:18,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:20,108 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:20,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-05 22:44:20,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:20,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:20,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:20,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:20,116 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:20,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-05 22:44:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:20,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:20,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:20,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:21,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-05 22:44:21,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:21,680 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:21,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:21,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:21,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:21,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:21,682 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:21,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-05 22:44:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:21,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:21,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:21,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:23,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-05 22:44:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:23,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:23,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:23,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:23,264 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:23,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-05 22:44:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:23,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:23,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:23,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:24,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-05 22:44:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:24,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:24,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:24,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:24,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:24,849 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:24,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-05 22:44:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:25,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:25,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:25,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:26,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-05 22:44:26,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:26,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:26,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:26,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:26,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:26,476 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:26,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-05 22:44:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:26,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:26,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:26,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:28,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-05 22:44:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:28,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:28,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:28,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:28,051 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:28,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-05 22:44:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:28,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:28,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:28,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:29,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-05 22:44:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:29,637 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:29,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:29,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:29,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:29,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:29,639 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:29,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-05 22:44:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:29,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:29,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:29,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:31,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-05 22:44:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:31,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:31,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:31,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:31,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:31,217 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:31,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-05 22:44:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:31,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:31,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:31,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:32,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Forceful destruction successful, exit code 0 [2024-12-05 22:44:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:32,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:32,820 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:32,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:32,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:32,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:32,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:32,822 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:32,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-05 22:44:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:33,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:33,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:33,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:34,372 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:34,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-05 22:44:34,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:34,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:34,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:34,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:34,380 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:34,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-05 22:44:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:34,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:34,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:34,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:35,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-05 22:44:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:35,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:35,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:35,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:35,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:35,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:35,937 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:35,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-05 22:44:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:36,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:36,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:36,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:37,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-05 22:44:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:37,567 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:37,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:37,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:37,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:37,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:37,568 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:37,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-05 22:44:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:37,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:37,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:37,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:39,144 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:39,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-05 22:44:39,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:39,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:39,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:39,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:39,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:39,153 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:39,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-05 22:44:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:39,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:39,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:44:39,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:40,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-05 22:44:40,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:40,815 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:40,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:40,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:40,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:40,816 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:40,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-05 22:44:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:41,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:41,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:41,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:42,353 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:42,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Forceful destruction successful, exit code 0 [2024-12-05 22:44:42,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:42,359 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:42,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:42,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:42,360 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:42,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-05 22:44:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:42,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:42,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:42,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:43,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-05 22:44:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:43,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:43,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:43,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:43,955 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:43,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-05 22:44:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:44,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:44,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:44,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:45,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-05 22:44:45,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:45,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:45,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:45,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:45,603 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:45,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-05 22:44:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:45,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:45,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:45,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:47,219 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:47,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-05 22:44:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:47,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:47,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:47,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:47,226 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:47,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-05 22:44:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:47,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:47,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:47,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:48,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-05 22:44:48,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:48,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:48,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:48,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:48,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:48,938 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:48,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-05 22:44:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:49,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:49,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:49,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:50,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-05 22:44:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:50,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:50,562 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:50,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:50,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:50,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:50,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:50,564 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:50,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-05 22:44:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:50,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:50,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:50,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:52,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Forceful destruction successful, exit code 0 [2024-12-05 22:44:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:52,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:52,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:52,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:52,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:52,187 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:52,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-05 22:44:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:52,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:52,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:52,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:53,817 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:53,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-05 22:44:53,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:53,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:53,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:53,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:53,825 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:53,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-05 22:44:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:54,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:54,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:54,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:55,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-05 22:44:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:55,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:55,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:55,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:55,487 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:55,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-05 22:44:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:55,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:55,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:55,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:57,121 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:57,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-05 22:44:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:57,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:57,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:57,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:57,128 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:57,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-05 22:44:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:57,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:57,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:57,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:44:58,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-05 22:44:58,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:58,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:44:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:44:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:44:58,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:58,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:58,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:58,749 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:58,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-05 22:44:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:58,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:59,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:44:59,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:00,370 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:00,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-05 22:45:00,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:00,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:00,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:00,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:00,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:00,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:00,378 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:00,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-05 22:45:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:00,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:00,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:00,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:01,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-05 22:45:02,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:02,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:02,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:02,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:02,003 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:02,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-05 22:45:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:02,230 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:02,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:02,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:03,601 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:03,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-05 22:45:03,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:03,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:03,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:03,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:03,608 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:03,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-05 22:45:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:03,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:03,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:03,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:05,227 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:05,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-05 22:45:05,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:05,233 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:05,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:05,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:05,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:05,235 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:05,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-05 22:45:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:05,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:05,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:05,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:06,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:06,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:06,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:06,848 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:06,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:06,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:06,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:06,849 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:06,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-05 22:45:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:07,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:07,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:07,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:08,394 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:08,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-05 22:45:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:08,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:08,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:08,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:08,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:08,402 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:08,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-05 22:45:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:08,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:08,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:08,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:09,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-05 22:45:09,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:09,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:09,998 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:09,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:09,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:09,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:09,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:10,000 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:10,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-05 22:45:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:10,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:10,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:10,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:11,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:11,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:11,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:11,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:11,575 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:11,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-05 22:45:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:11,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:11,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:45:11,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:13,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:13,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:13,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:13,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:13,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:13,246 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:13,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-05 22:45:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:13,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:13,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:13,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:14,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-05 22:45:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:14,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:14,875 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:14,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:14,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:14,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:14,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:14,876 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:14,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-05 22:45:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:15,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:15,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:15,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:16,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:16,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:16,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:16,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:16,372 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:16,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-05 22:45:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:16,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:16,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:16,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:18,076 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:18,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-05 22:45:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:18,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:18,083 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:18,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:18,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:18,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:18,084 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:18,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-05 22:45:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:18,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:18,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:18,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:19,688 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:19,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-05 22:45:19,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:19,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:19,694 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:19,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:19,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:19,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:19,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:19,696 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:19,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-05 22:45:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:19,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:19,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:19,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:21,291 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:21,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-05 22:45:21,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:21,298 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:21,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:21,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:21,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:21,300 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:21,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-05 22:45:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:21,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:21,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:21,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:22,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-05 22:45:22,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:22,895 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:22,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:22,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:22,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:22,897 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:22,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-05 22:45:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:23,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:23,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:23,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:24,482 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:24,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-05 22:45:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:24,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:24,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:24,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:24,489 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:24,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-05 22:45:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:24,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:24,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:24,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:26,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-05 22:45:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:26,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:26,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:26,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:26,083 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:26,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-05 22:45:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:26,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:26,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:26,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:27,666 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:27,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-05 22:45:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:27,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:27,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:27,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:27,674 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:27,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-05 22:45:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:27,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:27,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:45:27,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:29,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:29,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:29,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:29,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:29,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:29,386 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:29,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-05 22:45:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:29,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:29,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:29,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:30,966 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:30,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-05 22:45:30,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:30,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:30,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:30,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:30,974 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:30,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-05 22:45:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:31,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:31,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:31,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:32,573 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:32,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-05 22:45:32,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:32,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:32,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:32,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:32,581 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:32,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-05 22:45:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:32,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:32,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:32,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:34,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:34,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:34,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:34,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:34,186 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:34,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-05 22:45:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:34,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:34,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:34,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:35,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-05 22:45:35,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:35,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:35,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:35,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:35,768 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:35,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-05 22:45:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:36,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:36,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:36,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:37,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:37,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:37,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:37,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:37,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:37,361 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:37,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-05 22:45:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:37,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:37,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:45:37,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:39,007 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:39,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-05 22:45:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:39,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:39,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:39,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:39,088 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:39,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-05 22:45:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:39,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:39,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:39,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:40,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-05 22:45:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:40,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:40,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:40,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:40,693 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:40,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-05 22:45:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:40,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:40,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:40,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:42,296 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:42,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-05 22:45:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:42,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:42,303 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:42,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:42,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:42,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:42,304 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:42,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-05 22:45:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:42,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:42,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:42,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:43,874 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:43,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:43,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:43,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:43,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:43,882 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:43,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-05 22:45:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:44,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:44,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:44,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:45,437 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:45,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:45,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:45,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:45,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:45,445 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:45,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-05 22:45:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:45,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:45,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:45,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:47,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:47,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:47,049 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:47,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:47,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:47,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:47,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:47,051 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:47,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-05 22:45:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:47,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:47,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:45:47,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:48,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-05 22:45:48,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:48,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:48,748 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:48,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:48,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:48,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:48,750 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:48,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-05 22:45:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:48,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:49,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:49,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:50,323 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:50,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-05 22:45:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:50,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:50,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:50,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:50,331 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:50,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-05 22:45:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:50,569 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:50,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:50,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:51,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-05 22:45:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:51,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:51,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:51,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:51,954 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:51,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-05 22:45:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:52,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:52,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:52,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:53,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-05 22:45:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:53,487 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:53,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:53,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:53,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:53,489 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:53,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-05 22:45:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:53,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:53,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:53,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:55,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-05 22:45:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:55,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:55,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:55,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:55,037 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:55,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-05 22:45:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:55,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:55,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:55,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:56,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-05 22:45:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:56,657 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:56,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:56,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:56,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:56,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:56,658 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:56,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-05 22:45:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:56,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:56,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:45:56,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:58,279 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:58,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-05 22:45:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:58,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:58,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:58,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:58,364 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:58,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-05 22:45:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:58,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:58,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:45:58,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:45:59,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-05 22:45:59,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:59,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:45:59,961 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:45:59,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:45:59,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:59,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:59,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:59,963 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:59,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-05 22:46:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:00,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:00,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:00,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:01,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Forceful destruction successful, exit code 0 [2024-12-05 22:46:01,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:01,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:01,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:01,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:01,645 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:01,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-05 22:46:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:01,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:01,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:01,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:03,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-05 22:46:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:03,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:03,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:03,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:03,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:03,326 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:03,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-05 22:46:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:03,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:03,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:03,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:04,945 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:04,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-05 22:46:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:04,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:04,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:04,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:04,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:04,954 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:04,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-05 22:46:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:05,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:05,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:05,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:06,582 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:06,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-05 22:46:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:06,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:06,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:06,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:06,590 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:06,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-05 22:46:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:06,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:06,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:06,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:08,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-05 22:46:08,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:08,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:08,261 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:08,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:08,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:08,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:08,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:08,263 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:08,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-05 22:46:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:08,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:08,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:46:08,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:09,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-05 22:46:09,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:09,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:09,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:09,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:09,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:09,935 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:09,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-05 22:46:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:10,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:10,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:10,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:11,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:11,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-05 22:46:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:11,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:11,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:11,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:11,527 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:11,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-05 22:46:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:11,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:11,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:11,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:13,064 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:13,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-05 22:46:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:13,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:13,069 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:13,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:13,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:13,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:13,071 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:13,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-05 22:46:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:13,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:13,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:13,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:14,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-05 22:46:14,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:14,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:14,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:14,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:14,654 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:14,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-05 22:46:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:14,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:14,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:14,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:16,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-05 22:46:16,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:16,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:16,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:16,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:16,216 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:16,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-05 22:46:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:16,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:16,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:16,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:17,807 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:17,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-05 22:46:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:17,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:17,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:17,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:17,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:17,815 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:17,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-05 22:46:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:18,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:18,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:18,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:19,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-05 22:46:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:19,331 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:19,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:19,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:19,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:19,332 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:19,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-05 22:46:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:19,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:19,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:19,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:20,876 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:20,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-05 22:46:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:20,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:20,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:20,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:20,884 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:20,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-05 22:46:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:21,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:21,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:21,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:22,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-05 22:46:22,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:22,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:22,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:22,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:22,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:22,463 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:22,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-05 22:46:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:22,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:22,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:22,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:24,009 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:24,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-05 22:46:24,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:24,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:24,014 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:24,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:24,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:24,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:24,016 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:24,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-05 22:46:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:24,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:24,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:24,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:25,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-05 22:46:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:25,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:25,533 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:25,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:25,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:25,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:25,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:25,535 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:25,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-05 22:46:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:25,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:25,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:46:25,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:27,071 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:27,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-05 22:46:27,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:27,153 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:27,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:27,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:27,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:27,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:27,154 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:27,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-05 22:46:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:27,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:27,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:27,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:28,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-05 22:46:28,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:28,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:28,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:28,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:28,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:28,817 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:28,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-05 22:46:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:29,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:29,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:29,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:30,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-05 22:46:30,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:30,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:30,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:30,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:30,408 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:30,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-05 22:46:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:30,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:30,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:30,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:31,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Forceful destruction successful, exit code 0 [2024-12-05 22:46:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:31,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:31,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:31,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:31,989 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:31,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-05 22:46:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:32,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:32,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:32,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:33,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-12-05 22:46:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:33,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:33,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:33,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:33,581 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:33,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-05 22:46:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:33,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:33,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:33,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:35,164 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:35,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-05 22:46:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:35,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:35,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:35,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:35,171 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:35,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-05 22:46:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:35,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:35,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:35,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:36,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-05 22:46:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:36,796 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:36,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:36,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:36,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:36,798 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:36,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-05 22:46:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:37,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:37,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:37,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:38,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-05 22:46:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:38,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:38,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:38,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:38,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:38,393 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:38,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-05 22:46:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:38,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:38,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:38,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:39,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-05 22:46:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:39,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:39,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:39,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:39,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:39,967 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:39,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-05 22:46:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:40,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:40,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:40,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:41,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-05 22:46:41,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:41,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:41,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:41,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:41,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:41,566 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:41,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-05 22:46:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:41,799 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:41,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:41,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:43,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Forceful destruction successful, exit code 0 [2024-12-05 22:46:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:43,140 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:43,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:43,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:43,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:43,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:43,142 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:43,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-05 22:46:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:43,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:43,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:43,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:44,731 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:44,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-05 22:46:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:44,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:44,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:44,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:44,738 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:44,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-05 22:46:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:44,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:44,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:44,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:46,311 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:46,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-05 22:46:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:46,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:46,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:46,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:46,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:46,318 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:46,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-05 22:46:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:46,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:46,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:46,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:48,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-05 22:46:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:48,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:48,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:48,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:48,017 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:48,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-05 22:46:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:48,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:48,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:48,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:49,630 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:49,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-05 22:46:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:49,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:49,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:49,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:49,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:49,638 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:49,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-05 22:46:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:49,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:49,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:49,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:51,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-05 22:46:51,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:51,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:51,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:51,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:51,204 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:51,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-05 22:46:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:51,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:51,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:51,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:52,769 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:52,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-05 22:46:52,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:52,775 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:52,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:52,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:52,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:52,777 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:52,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-05 22:46:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:53,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:53,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:53,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:54,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-05 22:46:54,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:54,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:54,364 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:54,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:54,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:54,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:54,366 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:54,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-05 22:46:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:54,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:54,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:54,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:55,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-05 22:46:56,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:56,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:56,003 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:56,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:56,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:56,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:56,005 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:56,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-05 22:46:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:56,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:56,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:56,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:57,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-05 22:46:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:57,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:57,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:57,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:57,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:57,579 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:57,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-05 22:46:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:57,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:57,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:57,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:46:59,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-05 22:46:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:46:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:46:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:46:59,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:59,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:59,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:59,162 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:59,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-05 22:46:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:59,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:59,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:46:59,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:00,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-05 22:47:00,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:00,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:00,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:00,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:00,720 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:00,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-05 22:47:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:00,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:00,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:00,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:02,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-05 22:47:02,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:02,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:02,351 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:02,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:02,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:02,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:02,353 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:02,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-05 22:47:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:02,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:02,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:02,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:03,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-05 22:47:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:03,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:03,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:03,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:03,968 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:03,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-05 22:47:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:04,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:04,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:04,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:05,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-05 22:47:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:05,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:05,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:05,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:05,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:05,583 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:05,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-05 22:47:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:05,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:05,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:05,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:07,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-05 22:47:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:07,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:07,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:07,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:07,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:07,260 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:07,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-05 22:47:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:07,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:07,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:07,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:08,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-05 22:47:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:08,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:08,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:08,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:08,932 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:08,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-05 22:47:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:09,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:09,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:09,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:10,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-05 22:47:10,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:10,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:10,545 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:10,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:10,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:10,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:10,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:10,546 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:10,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-05 22:47:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:10,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:10,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:10,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:12,181 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:12,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Forceful destruction successful, exit code 0 [2024-12-05 22:47:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:12,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:12,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:12,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:12,190 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:12,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-05 22:47:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:12,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:12,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:12,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:13,827 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:13,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-05 22:47:13,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:13,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:13,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:13,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:13,835 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:13,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-05 22:47:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:14,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:14,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:14,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:15,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-05 22:47:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:15,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:15,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:15,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:15,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:15,393 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:15,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-05 22:47:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:15,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:15,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:15,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:16,952 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:16,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-05 22:47:16,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:16,958 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:16,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:16,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:16,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:16,960 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:16,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-05 22:47:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:17,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:17,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:17,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:18,534 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:18,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-05 22:47:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:18,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:18,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:18,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:18,541 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:18,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-05 22:47:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:18,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:18,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:18,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:20,136 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:20,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-05 22:47:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:20,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:20,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:20,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:20,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:20,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:20,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:20,144 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:20,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-05 22:47:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:20,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:20,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:20,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:21,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-12-05 22:47:21,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:21,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:21,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:21,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:21,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:21,818 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:21,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-05 22:47:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:22,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:22,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:22,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:23,526 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:23,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-12-05 22:47:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:23,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:23,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:23,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:23,534 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:23,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-05 22:47:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:23,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:23,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:23,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:25,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-05 22:47:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:25,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:25,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:25,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:25,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:25,285 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:25,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-05 22:47:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:25,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:25,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:25,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:26,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Forceful destruction successful, exit code 0 [2024-12-05 22:47:26,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:26,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:26,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:26,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:26,917 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:26,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-05 22:47:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:27,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:27,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:27,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:28,493 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:28,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-05 22:47:28,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:28,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:28,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:28,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:28,501 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:28,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-05 22:47:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:28,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:28,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:47:28,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:30,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-05 22:47:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:30,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:30,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:30,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:30,155 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:30,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-05 22:47:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:30,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:30,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:30,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:31,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-12-05 22:47:31,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:31,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:31,740 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:31,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:31,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:31,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:31,742 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:31,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-12-05 22:47:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:31,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:31,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:31,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:33,273 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:33,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-12-05 22:47:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:33,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:33,279 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:33,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:33,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:33,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:33,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:33,280 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:33,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-12-05 22:47:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:33,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:33,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:33,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:34,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Ended with exit code 0 [2024-12-05 22:47:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:34,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:34,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:34,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:34,824 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:34,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-12-05 22:47:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:35,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:35,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:35,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:36,585 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:36,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-12-05 22:47:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:36,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:36,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:36,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:36,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:36,593 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:36,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-12-05 22:47:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:36,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:36,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:36,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:38,317 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:38,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-12-05 22:47:38,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:38,323 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:38,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:38,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:38,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:38,324 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:38,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-12-05 22:47:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:38,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:38,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:47:38,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:39,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-12-05 22:47:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:40,034 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:40,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:40,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:40,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:40,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:40,036 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:40,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-12-05 22:47:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:40,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:40,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:40,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:41,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-12-05 22:47:41,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:41,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:41,642 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:41,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:41,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:41,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:41,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:41,644 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:41,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-12-05 22:47:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:41,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:43,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-12-05 22:47:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:43,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:43,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:43,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:43,276 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:43,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-12-05 22:47:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:43,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:43,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:43,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:44,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-12-05 22:47:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:44,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:44,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:44,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:44,939 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:44,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-12-05 22:47:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:45,184 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:45,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:45,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:46,558 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:46,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-12-05 22:47:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:46,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:46,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:46,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:46,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:46,566 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:46,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-12-05 22:47:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:46,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:46,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:46,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:48,173 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:48,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-12-05 22:47:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:48,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:48,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:48,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:48,181 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:48,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-12-05 22:47:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:48,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:48,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:48,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:49,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Forceful destruction successful, exit code 0 [2024-12-05 22:47:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:49,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:49,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:49,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:49,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:49,769 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:49,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-12-05 22:47:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:50,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:50,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:50,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:51,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-12-05 22:47:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:51,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:51,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:51,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:51,439 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:51,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-12-05 22:47:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:51,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:51,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:47:51,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:52,990 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:52,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Forceful destruction successful, exit code 0 [2024-12-05 22:47:53,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:53,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:53,077 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:53,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:53,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:53,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:53,078 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:53,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-12-05 22:47:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:53,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:53,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:53,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:54,631 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:54,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-12-05 22:47:54,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:54,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:54,637 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:54,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:54,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:54,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:54,639 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:54,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-12-05 22:47:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:54,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:54,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:54,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:56,184 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:56,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-12-05 22:47:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:56,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:56,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:56,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:56,192 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:56,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-12-05 22:47:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:56,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:56,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:56,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:57,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-12-05 22:47:57,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:57,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:57,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:57,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:57,919 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:57,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-12-05 22:47:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:58,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:58,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:58,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:59,622 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:47:59,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-12-05 22:47:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:59,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:47:59,627 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:47:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:47:59,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:59,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:59,629 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:59,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-12-05 22:47:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:59,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:59,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:47:59,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:01,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Ended with exit code 0 [2024-12-05 22:48:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:01,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:01,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:01,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:01,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:01,337 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:01,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-12-05 22:48:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:01,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:01,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:01,619 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:03,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Forceful destruction successful, exit code 0 [2024-12-05 22:48:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:03,044 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:03,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:03,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:03,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:03,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:03,046 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:03,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-12-05 22:48:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:03,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:03,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:03,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:04,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-12-05 22:48:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:04,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:04,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:04,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:04,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:04,854 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:04,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-12-05 22:48:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:05,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:05,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:05,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:06,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-12-05 22:48:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:06,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:06,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:06,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:06,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:06,625 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:06,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-12-05 22:48:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:06,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:06,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:06,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:08,441 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:08,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-12-05 22:48:08,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:08,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:08,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:08,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:08,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:08,448 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:08,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-12-05 22:48:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:08,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:08,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:08,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:10,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-12-05 22:48:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:10,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:10,351 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:10,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:10,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:10,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:10,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:10,353 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:10,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-12-05 22:48:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:10,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:10,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:10,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:11,971 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:11,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-12-05 22:48:11,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:11,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:11,978 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:11,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:11,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:11,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:11,980 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:11,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-12-05 22:48:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:12,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:12,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:12,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:13,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-12-05 22:48:13,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:13,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:13,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:13,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:13,579 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:13,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-12-05 22:48:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:13,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:13,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:13,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:15,127 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:15,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-12-05 22:48:15,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:15,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:15,133 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:15,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:15,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:15,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:15,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:15,135 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:15,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-12-05 22:48:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:15,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:15,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:15,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:16,737 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:16,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-12-05 22:48:16,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:16,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:16,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:16,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:16,744 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:16,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-12-05 22:48:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:16,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:17,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:17,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:18,369 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:18,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-12-05 22:48:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:18,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:18,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:18,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:18,377 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:18,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-12-05 22:48:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:18,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:18,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:18,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:19,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-12-05 22:48:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:19,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:19,948 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:19,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:19,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:19,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:19,949 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:19,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-12-05 22:48:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:20,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:20,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:20,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:21,647 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:21,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Ended with exit code 0 [2024-12-05 22:48:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:21,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:21,653 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:21,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:21,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:21,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:21,654 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:21,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-12-05 22:48:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:21,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:21,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:21,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:23,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-12-05 22:48:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:23,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:23,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:23,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:23,293 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:23,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-12-05 22:48:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:23,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:23,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:23,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:24,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-12-05 22:48:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:24,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:24,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:24,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:24,927 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:24,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-12-05 22:48:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:25,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:25,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:25,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:26,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Forceful destruction successful, exit code 0 [2024-12-05 22:48:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:26,480 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:26,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:26,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:26,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:26,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:26,481 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:26,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-12-05 22:48:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:26,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:26,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:26,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:28,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-12-05 22:48:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:28,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:28,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:28,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:28,099 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:28,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-12-05 22:48:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:28,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:28,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:28,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:29,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Ended with exit code 0 [2024-12-05 22:48:29,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:29,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:29,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:29,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:29,678 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:29,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-12-05 22:48:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:29,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:29,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:29,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:31,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Ended with exit code 0 [2024-12-05 22:48:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:31,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:31,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:31,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:31,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:31,223 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:31,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-12-05 22:48:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:31,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:31,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:31,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:32,758 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:32,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-12-05 22:48:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:32,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:32,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:32,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:32,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:32,766 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:32,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-12-05 22:48:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:32,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:33,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:33,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:34,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-12-05 22:48:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:34,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:34,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:34,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:34,355 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:34,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-12-05 22:48:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:34,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:34,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:34,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:35,919 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:35,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-12-05 22:48:35,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:35,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:35,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:35,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:35,927 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:35,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-12-05 22:48:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:36,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:36,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:36,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:37,547 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:37,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-12-05 22:48:37,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:37,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:37,553 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:37,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:37,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:37,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:37,555 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:37,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-12-05 22:48:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:37,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:37,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:37,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:39,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-12-05 22:48:39,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:39,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:39,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:39,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:39,185 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:39,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-12-05 22:48:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:39,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:39,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:39,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:40,867 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:40,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-12-05 22:48:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:40,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:40,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:40,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:40,875 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:40,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-12-05 22:48:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:41,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:41,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:41,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:42,462 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:42,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Forceful destruction successful, exit code 0 [2024-12-05 22:48:42,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:42,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:42,468 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:42,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:42,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:42,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:42,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:42,470 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:42,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-12-05 22:48:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:42,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:42,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:42,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:44,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Ended with exit code 0 [2024-12-05 22:48:44,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:44,084 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:44,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:44,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:44,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:44,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:44,085 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:44,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-12-05 22:48:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:44,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:44,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:44,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:45,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-12-05 22:48:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:45,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:45,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:45,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:45,724 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:45,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-12-05 22:48:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:45,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:45,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:45,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:47,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Ended with exit code 0 [2024-12-05 22:48:47,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:47,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:47,469 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:47,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:47,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:47,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:47,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:47,471 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:47,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-12-05 22:48:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:47,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:47,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:47,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:49,087 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:49,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-12-05 22:48:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:49,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:49,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:49,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:49,094 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:49,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-12-05 22:48:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:49,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:49,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:49,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:50,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Ended with exit code 0 [2024-12-05 22:48:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:50,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:50,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:50,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:50,714 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:50,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-12-05 22:48:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:50,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:50,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:50,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:52,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Forceful destruction successful, exit code 0 [2024-12-05 22:48:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:52,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:52,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:52,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:52,244 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:52,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-12-05 22:48:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:52,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:52,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:52,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:53,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Forceful destruction successful, exit code 0 [2024-12-05 22:48:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:53,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:53,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:53,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:53,810 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:53,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-12-05 22:48:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:54,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:54,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:54,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:55,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Ended with exit code 0 [2024-12-05 22:48:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:55,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:55,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:55,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:55,400 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:55,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-12-05 22:48:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:55,615 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:55,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:55,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:56,960 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:56,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Ended with exit code 0 [2024-12-05 22:48:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:56,966 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:56,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:56,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:56,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:56,968 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:56,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-12-05 22:48:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:57,191 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:57,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:57,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:48:58,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-12-05 22:48:58,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:48:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:48:58,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:48:58,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:58,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:58,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:58,527 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:58,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-12-05 22:48:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:58,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:58,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:48:58,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:00,350 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:00,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Ended with exit code 0 [2024-12-05 22:49:00,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:00,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:00,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:00,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:00,357 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:00,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-12-05 22:49:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:00,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:00,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:00,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:02,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Ended with exit code 0 [2024-12-05 22:49:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:02,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:02,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:02,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:02,229 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:02,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-12-05 22:49:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:02,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:02,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:02,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:03,748 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:03,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-12-05 22:49:03,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:03,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:03,755 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:03,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:03,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:03,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:03,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:03,756 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:03,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-12-05 22:49:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:03,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:04,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:04,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:05,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-12-05 22:49:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:05,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:05,527 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:05,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:05,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:05,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:05,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:05,528 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:05,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-12-05 22:49:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:05,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:05,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:05,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:07,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-12-05 22:49:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:07,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:07,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:07,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:07,294 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:07,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-12-05 22:49:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:07,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:07,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:07,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:08,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-12-05 22:49:09,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:09,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:09,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:09,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:09,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:09,005 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:09,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-12-05 22:49:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:09,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:09,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:49:09,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:10,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Ended with exit code 0 [2024-12-05 22:49:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:10,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:10,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:10,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:10,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:10,828 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:10,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-12-05 22:49:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:11,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:11,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:11,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:12,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-12-05 22:49:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:12,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:12,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:12,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:12,484 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:12,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-12-05 22:49:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:12,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:12,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:12,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:14,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-12-05 22:49:14,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:14,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:14,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:14,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:14,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:14,171 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:14,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-12-05 22:49:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:14,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:14,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:14,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:15,824 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:15,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-12-05 22:49:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:15,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:15,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:15,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:15,831 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:15,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-12-05 22:49:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:16,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:16,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:16,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:17,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-12-05 22:49:17,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:17,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:17,470 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:17,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:17,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:17,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:17,472 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:17,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-12-05 22:49:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:17,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:17,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:17,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:19,078 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:19,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-12-05 22:49:19,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:19,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:19,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:19,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:19,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:19,086 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:19,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-12-05 22:49:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:19,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:19,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:19,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:20,718 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:20,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Ended with exit code 0 [2024-12-05 22:49:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:20,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:20,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:20,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:20,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:20,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:20,726 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:20,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-12-05 22:49:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:20,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:20,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:20,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:22,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Ended with exit code 0 [2024-12-05 22:49:22,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:22,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:22,385 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:22,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:22,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:22,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:22,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:22,387 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:22,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-12-05 22:49:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:22,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:22,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:22,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:23,992 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:23,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Ended with exit code 0 [2024-12-05 22:49:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:23,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:23,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:23,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:23,999 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:24,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-12-05 22:49:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:24,237 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:24,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:49:24,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:25,681 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:25,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-12-05 22:49:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:25,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:25,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:25,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:25,765 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:25,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-12-05 22:49:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:25,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:26,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:26,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:27,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-12-05 22:49:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:27,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:27,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:27,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:27,362 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:27,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-12-05 22:49:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:27,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:27,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:27,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:29,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Ended with exit code 0 [2024-12-05 22:49:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:29,076 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:29,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:29,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:29,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:29,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:29,078 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:29,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-12-05 22:49:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:29,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:29,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:29,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:30,856 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:30,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Ended with exit code 0 [2024-12-05 22:49:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:30,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:30,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:30,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:30,864 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:30,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-12-05 22:49:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:31,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:31,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:31,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:32,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Ended with exit code 0 [2024-12-05 22:49:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:32,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:32,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:32,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:32,501 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:32,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-12-05 22:49:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:32,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:32,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:32,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:34,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Ended with exit code 0 [2024-12-05 22:49:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:34,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:34,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:34,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:34,442 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:34,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-12-05 22:49:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:34,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:34,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:34,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:36,044 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:36,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-12-05 22:49:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:36,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:36,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:36,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:36,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:36,052 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:36,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-12-05 22:49:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:36,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:36,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:36,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:37,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-12-05 22:49:37,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:37,649 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:37,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:37,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:37,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:37,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:37,651 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:37,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-12-05 22:49:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:37,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:37,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:37,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:39,242 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:39,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Ended with exit code 0 [2024-12-05 22:49:39,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:39,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:39,247 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:39,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:39,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:39,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:39,249 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:39,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-12-05 22:49:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:39,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:39,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:39,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:40,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-12-05 22:49:40,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:40,903 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:40,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:40,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:40,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:40,905 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:40,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-12-05 22:49:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:41,143 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:41,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:49:41,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:42,533 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:42,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-12-05 22:49:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:42,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:42,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:42,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:42,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:42,621 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:42,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-12-05 22:49:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:42,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:42,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:42,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:44,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-12-05 22:49:44,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:44,323 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:44,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:44,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:44,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:44,325 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:44,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-12-05 22:49:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:44,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:44,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:44,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:45,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-12-05 22:49:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:45,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:45,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:45,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:45,931 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:45,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-12-05 22:49:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:46,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:46,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:46,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:47,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-12-05 22:49:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:47,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:47,476 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:47,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:47,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:47,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:47,478 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:47,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-12-05 22:49:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:47,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:47,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:47,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:49,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Ended with exit code 0 [2024-12-05 22:49:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:49,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:49,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:49,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:49,108 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:49,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Waiting until timeout for monitored process [2024-12-05 22:49:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:49,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:49,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:49,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:50,680 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:50,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Ended with exit code 0 [2024-12-05 22:49:50,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:50,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:50,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:50,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:50,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:50,688 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:50,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Waiting until timeout for monitored process [2024-12-05 22:49:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:50,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:50,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:50,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:52,298 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:52,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Ended with exit code 0 [2024-12-05 22:49:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:52,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:52,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:52,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:52,306 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:52,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Waiting until timeout for monitored process [2024-12-05 22:49:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:52,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:52,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:52,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:53,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Ended with exit code 0 [2024-12-05 22:49:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:53,903 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:53,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:53,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:53,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:53,904 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:53,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (471)] Waiting until timeout for monitored process [2024-12-05 22:49:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:54,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:54,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:54,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:55,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (471)] Forceful destruction successful, exit code 0 [2024-12-05 22:49:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:55,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:55,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:55,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:55,498 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (472)] Waiting until timeout for monitored process [2024-12-05 22:49:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:55,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:55,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:49:55,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:57,093 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:57,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (472)] Ended with exit code 0 [2024-12-05 22:49:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:57,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:57,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:57,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:57,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:57,181 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:57,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (473)] Waiting until timeout for monitored process [2024-12-05 22:49:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:57,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:57,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:57,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:49:58,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (473)] Ended with exit code 0 [2024-12-05 22:49:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:49:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:49:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:49:58,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:58,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:58,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:58,804 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:58,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (474)] Waiting until timeout for monitored process [2024-12-05 22:49:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:59,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:59,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:49:59,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:00,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (474)] Ended with exit code 0 [2024-12-05 22:50:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:00,369 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:00,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:00,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:00,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:00,370 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:00,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (475)] Waiting until timeout for monitored process [2024-12-05 22:50:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:00,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:00,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:00,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:01,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (475)] Ended with exit code 0 [2024-12-05 22:50:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:01,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:01,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:01,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:01,955 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:01,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (476)] Waiting until timeout for monitored process [2024-12-05 22:50:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:02,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:02,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:02,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:03,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (476)] Ended with exit code 0 [2024-12-05 22:50:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:03,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:03,533 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:03,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:03,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:03,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:03,535 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:03,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (477)] Waiting until timeout for monitored process [2024-12-05 22:50:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:03,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:03,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:03,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:05,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (477)] Ended with exit code 0 [2024-12-05 22:50:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:05,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:05,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:05,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:05,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:05,118 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:05,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (478)] Waiting until timeout for monitored process [2024-12-05 22:50:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:05,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:05,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:05,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:06,740 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:06,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (478)] Ended with exit code 0 [2024-12-05 22:50:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:06,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:06,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:06,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:06,748 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:06,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (479)] Waiting until timeout for monitored process [2024-12-05 22:50:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:06,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:07,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:07,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:08,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (479)] Ended with exit code 0 [2024-12-05 22:50:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:08,381 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:08,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:08,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:08,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:08,383 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:08,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (480)] Waiting until timeout for monitored process [2024-12-05 22:50:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:08,609 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:08,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:08,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:09,975 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:09,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (480)] Ended with exit code 0 [2024-12-05 22:50:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:09,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:09,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:09,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:09,983 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:09,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Waiting until timeout for monitored process [2024-12-05 22:50:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:10,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:10,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:10,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:11,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Ended with exit code 0 [2024-12-05 22:50:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:11,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:11,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:11,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:11,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:11,648 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:11,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Waiting until timeout for monitored process [2024-12-05 22:50:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:11,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:11,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:11,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:13,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Ended with exit code 0 [2024-12-05 22:50:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:13,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:13,246 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:13,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:13,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:13,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:13,248 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:13,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Waiting until timeout for monitored process [2024-12-05 22:50:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:13,511 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:13,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:13,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:14,910 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:14,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Ended with exit code 0 [2024-12-05 22:50:14,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:14,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:14,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:14,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:14,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:14,921 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:14,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (484)] Waiting until timeout for monitored process [2024-12-05 22:50:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:15,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:15,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:15,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:16,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (484)] Ended with exit code 0 [2024-12-05 22:50:16,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:16,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:16,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:16,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:16,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:16,545 INFO L229 MonitoredProcess]: Starting monitored process 485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:16,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (485)] Waiting until timeout for monitored process [2024-12-05 22:50:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:16,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:16,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:16,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:18,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (485)] Ended with exit code 0 [2024-12-05 22:50:18,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:18,238 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:18,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:18,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:18,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:18,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:18,239 INFO L229 MonitoredProcess]: Starting monitored process 486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:18,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (486)] Waiting until timeout for monitored process [2024-12-05 22:50:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:18,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:18,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:18,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:19,838 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:19,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (486)] Ended with exit code 0 [2024-12-05 22:50:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:19,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:19,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:19,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:19,846 INFO L229 MonitoredProcess]: Starting monitored process 487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:19,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (487)] Waiting until timeout for monitored process [2024-12-05 22:50:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:20,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:20,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:20,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:21,479 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:21,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (487)] Ended with exit code 0 [2024-12-05 22:50:21,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:21,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:21,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:21,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:21,487 INFO L229 MonitoredProcess]: Starting monitored process 488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:21,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (488)] Waiting until timeout for monitored process [2024-12-05 22:50:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:21,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:21,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:21,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:23,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (488)] Ended with exit code 0 [2024-12-05 22:50:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:23,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:23,089 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:23,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:23,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:23,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:23,091 INFO L229 MonitoredProcess]: Starting monitored process 489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:23,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (489)] Waiting until timeout for monitored process [2024-12-05 22:50:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:23,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:23,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:23,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:24,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (489)] Ended with exit code 0 [2024-12-05 22:50:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:24,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:24,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:24,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:24,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:24,695 INFO L229 MonitoredProcess]: Starting monitored process 490 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:24,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (490)] Waiting until timeout for monitored process [2024-12-05 22:50:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:24,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:24,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:24,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:26,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (490)] Ended with exit code 0 [2024-12-05 22:50:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:26,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:26,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:26,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:26,270 INFO L229 MonitoredProcess]: Starting monitored process 491 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:26,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (491)] Waiting until timeout for monitored process [2024-12-05 22:50:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:26,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:26,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:26,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:27,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (491)] Ended with exit code 0 [2024-12-05 22:50:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:27,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:27,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:27,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:27,877 INFO L229 MonitoredProcess]: Starting monitored process 492 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:27,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (492)] Waiting until timeout for monitored process [2024-12-05 22:50:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:28,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:28,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:28,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:29,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (492)] Ended with exit code 0 [2024-12-05 22:50:29,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:29,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:29,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:29,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:29,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:29,441 INFO L229 MonitoredProcess]: Starting monitored process 493 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:29,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (493)] Waiting until timeout for monitored process [2024-12-05 22:50:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:29,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:29,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:29,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:31,023 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:31,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (493)] Ended with exit code 0 [2024-12-05 22:50:31,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:31,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:31,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:31,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:31,031 INFO L229 MonitoredProcess]: Starting monitored process 494 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:31,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (494)] Waiting until timeout for monitored process [2024-12-05 22:50:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:31,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:31,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:31,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:32,609 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:32,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (494)] Ended with exit code 0 [2024-12-05 22:50:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:32,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:32,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:32,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:32,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:32,617 INFO L229 MonitoredProcess]: Starting monitored process 495 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:32,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (495)] Waiting until timeout for monitored process [2024-12-05 22:50:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:32,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:32,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:32,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:34,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (495)] Ended with exit code 0 [2024-12-05 22:50:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:34,193 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:34,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:34,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:34,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:34,195 INFO L229 MonitoredProcess]: Starting monitored process 496 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:34,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (496)] Waiting until timeout for monitored process [2024-12-05 22:50:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:34,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:34,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:34,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:35,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (496)] Ended with exit code 0 [2024-12-05 22:50:35,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:35,792 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:35,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:35,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:35,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:35,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:35,794 INFO L229 MonitoredProcess]: Starting monitored process 497 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:35,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (497)] Waiting until timeout for monitored process [2024-12-05 22:50:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:36,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:36,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:36,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:37,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (497)] Ended with exit code 0 [2024-12-05 22:50:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:37,465 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:37,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:37,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:37,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:37,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:37,466 INFO L229 MonitoredProcess]: Starting monitored process 498 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:37,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (498)] Waiting until timeout for monitored process [2024-12-05 22:50:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:37,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:37,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:37,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:39,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (498)] Ended with exit code 0 [2024-12-05 22:50:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:39,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:39,084 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:39,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:39,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:39,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:39,086 INFO L229 MonitoredProcess]: Starting monitored process 499 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:39,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (499)] Waiting until timeout for monitored process [2024-12-05 22:50:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:39,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:39,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:39,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:40,750 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:40,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (499)] Ended with exit code 0 [2024-12-05 22:50:40,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:40,756 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:40,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:40,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:40,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:40,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:40,758 INFO L229 MonitoredProcess]: Starting monitored process 500 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:40,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (500)] Waiting until timeout for monitored process [2024-12-05 22:50:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:41,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:41,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:41,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:42,328 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:42,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (500)] Ended with exit code 0 [2024-12-05 22:50:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:42,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:42,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:42,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:42,336 INFO L229 MonitoredProcess]: Starting monitored process 501 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:42,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (501)] Waiting until timeout for monitored process [2024-12-05 22:50:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:42,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:42,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:42,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:43,911 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:43,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (501)] Ended with exit code 0 [2024-12-05 22:50:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:43,917 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:43,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:43,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:43,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:43,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:43,918 INFO L229 MonitoredProcess]: Starting monitored process 502 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:43,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (502)] Waiting until timeout for monitored process [2024-12-05 22:50:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:44,143 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:44,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:44,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:45,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:45,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (502)] Ended with exit code 0 [2024-12-05 22:50:45,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:45,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:45,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:45,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:45,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:45,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:45,527 INFO L229 MonitoredProcess]: Starting monitored process 503 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:45,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (503)] Waiting until timeout for monitored process [2024-12-05 22:50:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:45,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:45,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:45,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:47,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (503)] Ended with exit code 0 [2024-12-05 22:50:47,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:47,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:47,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:47,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:47,133 INFO L229 MonitoredProcess]: Starting monitored process 504 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:47,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (504)] Waiting until timeout for monitored process [2024-12-05 22:50:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:47,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:47,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:47,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:48,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (504)] Ended with exit code 0 [2024-12-05 22:50:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:48,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:48,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:48,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:48,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:48,769 INFO L229 MonitoredProcess]: Starting monitored process 505 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:48,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (505)] Waiting until timeout for monitored process [2024-12-05 22:50:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:49,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:49,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:50:49,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:50,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (505)] Ended with exit code 0 [2024-12-05 22:50:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:50,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:50,502 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:50,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:50,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:50,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:50,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:50,504 INFO L229 MonitoredProcess]: Starting monitored process 506 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:50,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (506)] Waiting until timeout for monitored process [2024-12-05 22:50:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:50,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:50,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:50,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:52,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (506)] Ended with exit code 0 [2024-12-05 22:50:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:52,110 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:52,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:52,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:52,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:52,112 INFO L229 MonitoredProcess]: Starting monitored process 507 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:52,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (507)] Waiting until timeout for monitored process [2024-12-05 22:50:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:52,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:52,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:52,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:53,704 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:53,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (507)] Ended with exit code 0 [2024-12-05 22:50:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:53,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:53,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:53,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:53,711 INFO L229 MonitoredProcess]: Starting monitored process 508 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:53,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (508)] Waiting until timeout for monitored process [2024-12-05 22:50:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:53,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:53,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:53,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:55,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (508)] Ended with exit code 0 [2024-12-05 22:50:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:55,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:55,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:55,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:55,299 INFO L229 MonitoredProcess]: Starting monitored process 509 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:55,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (509)] Waiting until timeout for monitored process [2024-12-05 22:50:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:55,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:55,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:55,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:56,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (509)] Ended with exit code 0 [2024-12-05 22:50:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:56,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:56,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:56,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:56,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:56,952 INFO L229 MonitoredProcess]: Starting monitored process 510 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:56,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (510)] Waiting until timeout for monitored process [2024-12-05 22:50:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:57,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:57,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:57,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:50:58,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (510)] Ended with exit code 0 [2024-12-05 22:50:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:50:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:50:58,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:50:58,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:58,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:58,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:58,560 INFO L229 MonitoredProcess]: Starting monitored process 511 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:58,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (511)] Waiting until timeout for monitored process [2024-12-05 22:50:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:58,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:58,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:50:58,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:00,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (511)] Ended with exit code 0 [2024-12-05 22:51:00,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:00,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:00,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:00,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:00,144 INFO L229 MonitoredProcess]: Starting monitored process 512 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:00,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (512)] Waiting until timeout for monitored process [2024-12-05 22:51:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:00,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:00,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:51:00,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:01,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (512)] Ended with exit code 0 [2024-12-05 22:51:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:01,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:01,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:01,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:01,886 INFO L229 MonitoredProcess]: Starting monitored process 513 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:01,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (513)] Waiting until timeout for monitored process [2024-12-05 22:51:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:02,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:02,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:02,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:03,485 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:03,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (513)] Ended with exit code 0 [2024-12-05 22:51:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:03,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:03,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:03,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:03,493 INFO L229 MonitoredProcess]: Starting monitored process 514 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:03,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (514)] Waiting until timeout for monitored process [2024-12-05 22:51:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:03,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:03,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:03,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:05,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (514)] Ended with exit code 0 [2024-12-05 22:51:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:05,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:05,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:05,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:05,061 INFO L229 MonitoredProcess]: Starting monitored process 515 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:05,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (515)] Waiting until timeout for monitored process [2024-12-05 22:51:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:05,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:05,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:05,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:06,604 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:06,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (515)] Ended with exit code 0 [2024-12-05 22:51:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:06,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:06,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:06,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:06,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:06,611 INFO L229 MonitoredProcess]: Starting monitored process 516 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:06,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (516)] Waiting until timeout for monitored process [2024-12-05 22:51:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:06,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:06,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:06,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:08,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (516)] Ended with exit code 0 [2024-12-05 22:51:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:08,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:08,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:08,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:08,195 INFO L229 MonitoredProcess]: Starting monitored process 517 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:08,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (517)] Waiting until timeout for monitored process [2024-12-05 22:51:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:08,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:08,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:08,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:09,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (517)] Ended with exit code 0 [2024-12-05 22:51:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:09,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:09,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:09,828 INFO L229 MonitoredProcess]: Starting monitored process 518 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:09,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (518)] Waiting until timeout for monitored process [2024-12-05 22:51:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:10,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:10,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:10,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:11,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (518)] Ended with exit code 0 [2024-12-05 22:51:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:11,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:11,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:11,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:11,426 INFO L229 MonitoredProcess]: Starting monitored process 519 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:11,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (519)] Waiting until timeout for monitored process [2024-12-05 22:51:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:11,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:11,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:11,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:13,020 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:13,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (519)] Ended with exit code 0 [2024-12-05 22:51:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:13,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:13,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:13,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:13,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:13,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:13,027 INFO L229 MonitoredProcess]: Starting monitored process 520 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:13,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (520)] Waiting until timeout for monitored process [2024-12-05 22:51:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:13,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:13,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:13,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:14,576 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:14,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (520)] Ended with exit code 0 [2024-12-05 22:51:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:14,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:14,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:14,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:14,584 INFO L229 MonitoredProcess]: Starting monitored process 521 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:14,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (521)] Waiting until timeout for monitored process [2024-12-05 22:51:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:14,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:14,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:14,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:16,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (521)] Ended with exit code 0 [2024-12-05 22:51:16,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:16,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:16,139 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:16,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:16,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:16,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:16,141 INFO L229 MonitoredProcess]: Starting monitored process 522 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:16,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (522)] Waiting until timeout for monitored process [2024-12-05 22:51:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:16,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:16,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:16,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:17,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (522)] Ended with exit code 0 [2024-12-05 22:51:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:17,720 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:17,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:17,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:17,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:17,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:17,722 INFO L229 MonitoredProcess]: Starting monitored process 523 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:17,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (523)] Waiting until timeout for monitored process [2024-12-05 22:51:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:17,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:17,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:51:17,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:19,307 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:19,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (523)] Ended with exit code 0 [2024-12-05 22:51:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:19,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:19,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:19,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:19,393 INFO L229 MonitoredProcess]: Starting monitored process 524 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:19,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (524)] Waiting until timeout for monitored process [2024-12-05 22:51:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:19,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:19,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:19,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:20,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (524)] Ended with exit code 0 [2024-12-05 22:51:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:20,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:20,980 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:20,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:20,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:20,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:20,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:20,982 INFO L229 MonitoredProcess]: Starting monitored process 525 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:20,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (525)] Waiting until timeout for monitored process [2024-12-05 22:51:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:21,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:21,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:21,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:22,535 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:22,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (525)] Ended with exit code 0 [2024-12-05 22:51:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:22,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:22,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:22,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:22,542 INFO L229 MonitoredProcess]: Starting monitored process 526 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:22,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (526)] Waiting until timeout for monitored process [2024-12-05 22:51:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:22,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:22,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:22,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:24,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (526)] Ended with exit code 0 [2024-12-05 22:51:24,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:24,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:24,112 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:24,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:24,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:24,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:24,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:24,113 INFO L229 MonitoredProcess]: Starting monitored process 527 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:24,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (527)] Waiting until timeout for monitored process [2024-12-05 22:51:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:24,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:24,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:24,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:25,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (527)] Ended with exit code 0 [2024-12-05 22:51:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:25,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:25,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:25,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:25,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:25,718 INFO L229 MonitoredProcess]: Starting monitored process 528 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:25,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (528)] Waiting until timeout for monitored process [2024-12-05 22:51:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:25,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:25,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:25,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:27,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (528)] Ended with exit code 0 [2024-12-05 22:51:27,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:27,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:27,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:27,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:27,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:27,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:27,303 INFO L229 MonitoredProcess]: Starting monitored process 529 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:27,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (529)] Waiting until timeout for monitored process [2024-12-05 22:51:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:27,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:27,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:27,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:28,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (529)] Ended with exit code 0 [2024-12-05 22:51:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:28,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:28,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:28,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:28,862 INFO L229 MonitoredProcess]: Starting monitored process 530 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:28,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (530)] Waiting until timeout for monitored process [2024-12-05 22:51:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:29,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:29,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:29,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:30,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (530)] Ended with exit code 0 [2024-12-05 22:51:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:30,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:30,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:30,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:30,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:30,462 INFO L229 MonitoredProcess]: Starting monitored process 531 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (531)] Waiting until timeout for monitored process [2024-12-05 22:51:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:30,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:30,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:30,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:32,035 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:32,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (531)] Ended with exit code 0 [2024-12-05 22:51:32,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:32,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:32,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:32,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:32,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:32,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:32,043 INFO L229 MonitoredProcess]: Starting monitored process 532 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:32,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (532)] Waiting until timeout for monitored process [2024-12-05 22:51:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:32,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:32,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:32,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:33,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (532)] Ended with exit code 0 [2024-12-05 22:51:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:33,590 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:33,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:33,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:33,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:33,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:33,592 INFO L229 MonitoredProcess]: Starting monitored process 533 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:33,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (533)] Waiting until timeout for monitored process [2024-12-05 22:51:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:33,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:33,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:33,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:35,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (533)] Ended with exit code 0 [2024-12-05 22:51:35,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:35,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:35,179 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:35,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:35,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:35,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:35,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:35,180 INFO L229 MonitoredProcess]: Starting monitored process 534 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:35,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (534)] Waiting until timeout for monitored process [2024-12-05 22:51:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:35,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:35,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:35,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:36,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (534)] Ended with exit code 0 [2024-12-05 22:51:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:36,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-05 22:51:36,724 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-05 22:51:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 22:51:36,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:36,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:36,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:36,725 INFO L229 MonitoredProcess]: Starting monitored process 535 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:36,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93abf838-e0ea-41ac-8e19-ed7538f1b5ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (535)] Waiting until timeout for monitored process [2024-12-05 22:51:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:36,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:36,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:51:36,990 INFO L279 TraceCheckSpWp]: Computing forward predicates...