./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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 087f53d60a69a89d74f854e09dec49f6677e36a3379c1213b60b4862ed153ba1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:59,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:59,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:41:59,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:41:59,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:41:59,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:59,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:59,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:59,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:59,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:59,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:59,216 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:59,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:59,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:59,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:59,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:59,217 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:41:59,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:41:59,217 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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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 -> 087f53d60a69a89d74f854e09dec49f6677e36a3379c1213b60b4862ed153ba1 [2024-12-05 21:41:59,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:59,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:59,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:59,472 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:59,473 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:59,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i [2024-12-05 21:42:02,147 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/03d158727/6f2a9035784b4e3aba2403d61c246ad0/FLAGb1e53c6c2 [2024-12-05 21:42:02,345 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:02,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i [2024-12-05 21:42:02,352 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/03d158727/6f2a9035784b4e3aba2403d61c246ad0/FLAGb1e53c6c2 [2024-12-05 21:42:02,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/03d158727/6f2a9035784b4e3aba2403d61c246ad0 [2024-12-05 21:42:02,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:02,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:02,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:02,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:02,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:02,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46904d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02, skipping insertion in model container [2024-12-05 21:42:02,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,386 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:02,490 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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i[914,927] [2024-12-05 21:42:02,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:02,523 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:02,531 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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i[914,927] [2024-12-05 21:42:02,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:02,553 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:02,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02 WrapperNode [2024-12-05 21:42:02,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:02,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:02,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:02,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:02,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,585 INFO L138 Inliner]: procedures = 26, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 67 [2024-12-05 21:42:02,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:02,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:02,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:02,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:02,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,598 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,599 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,603 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:02,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:02,607 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:02,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:02,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:02,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:02,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:02,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:42:02,660 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:42:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:42:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:02,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:02,716 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:02,718 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:02,832 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:02,832 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:02,881 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:02,881 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:42:02,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:02 BoogieIcfgContainer [2024-12-05 21:42:02,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:02,882 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:02,882 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:02,890 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:02,890 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:02" (1/1) ... [2024-12-05 21:42:02,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-05 21:42:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-05 21:42:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 21:42:02,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:02,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:03,047 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:42:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:03,150 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:42:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:03,194 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:42:03,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:42:03 ImpRootNode [2024-12-05 21:42:03,225 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:42:03,225 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:42:03,225 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:42:03,225 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:42:03,226 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:02" (3/4) ... [2024-12-05 21:42:03,229 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:42:03,229 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:42:03,230 INFO L158 Benchmark]: Toolchain (without parser) took 861.10ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 69.2MB in the end (delta: 49.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 21:42:03,231 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:03,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.77ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 106.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:03,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.30ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:03,232 INFO L158 Benchmark]: Boogie Preprocessor took 20.44ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 795.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:03,232 INFO L158 Benchmark]: RCFGBuilder took 275.01ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 89.2MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:03,232 INFO L158 Benchmark]: CodeCheck took 342.67ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 69.4MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:42:03,233 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 69.2MB in the end (delta: 165.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:03,235 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 29 NumberOfCodeBlocks, 29 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 someBinaryFLOATComparisonOperation at line 56, overapproximation of someBinaryFLOATComparisonOperation at line 51. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -16; [L23] signed short int var_1_2 = 16; [L24] signed short int var_1_3 = 25; [L25] signed long int var_1_4 = -32; [L26] unsigned char var_1_5 = 1; [L27] float var_1_6 = 0.6599999999999999; [L28] float var_1_7 = 256.6; [L60] isInitial = 1 [L61] FCALL initially() [L63] FCALL updateLastVariables() [L64] CALL updateVariables() [L41] var_1_2 = __VERIFIER_nondet_short() [L42] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=25, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L20] COND FALSE !(!cond) [L42] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=25, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L43] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=25, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=25, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L44] var_1_3 = __VERIFIER_nondet_short() [L45] CALL assume_abort_if_not(var_1_3 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_3 >= -32768) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L46] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-32, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L47] var_1_4 = __VERIFIER_nondet_long() [L48] CALL assume_abort_if_not(var_1_4 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_4 >= -2147483647) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L49] CALL assume_abort_if_not(var_1_4 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_4 <= 2147483646) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=6599999999999999/10000000000000000, var_1_7=1283/5] [L50] var_1_7 = __VERIFIER_nondet_float() [L51] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=6599999999999999/10000000000000000] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=-16, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=6599999999999999/10000000000000000] [L64] RET updateVariables() [L65] CALL step() [L32] COND FALSE !(var_1_2 <= var_1_3) [L35] var_1_1 = ((((var_1_4) > (((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))))) ? (var_1_4) : (((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2)))))) [L37] var_1_5 = 0 [L38] var_1_6 = var_1_7 [L65] RET step() [L66] CALL, EXPR property() [L56-L57] return (((var_1_2 <= var_1_3) ? (var_1_1 == ((signed long int) ((((var_1_2) < ((var_1_3 + -50))) ? (var_1_2) : ((var_1_3 + -50)))))) : (var_1_1 == ((signed long int) ((((var_1_4) > (((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))))) ? (var_1_4) : (((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))))))))) && (var_1_5 == ((unsigned char) 0))) && (var_1_6 == ((float) var_1_7)) ; [L66] RET, EXPR property() [L66] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=0, var_1_6=2, var_1_7=2] [L19] reach_error() VAL [isInitial=1, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=0, var_1_6=2, var_1_7=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 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.77ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 106.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.30ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.44ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 795.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 275.01ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 89.2MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 342.67ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 69.4MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 69.2MB in the end (delta: 165.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:42:03,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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 087f53d60a69a89d74f854e09dec49f6677e36a3379c1213b60b4862ed153ba1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:05,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:05,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:42:05,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:05,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:05,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:05,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:05,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:05,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:05,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:05,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:42:05,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:05,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:05,270 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:42:05,271 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:05,271 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:42:05,271 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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/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 -> 087f53d60a69a89d74f854e09dec49f6677e36a3379c1213b60b4862ed153ba1 [2024-12-05 21:42:05,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:05,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:05,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:05,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:05,521 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:05,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i [2024-12-05 21:42:08,200 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/b017db47c/f3c193cf1c7949b190c36e65f8636c16/FLAG67b86fbd4 [2024-12-05 21:42:08,406 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:08,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i [2024-12-05 21:42:08,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/b017db47c/f3c193cf1c7949b190c36e65f8636c16/FLAG67b86fbd4 [2024-12-05 21:42:08,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/data/b017db47c/f3c193cf1c7949b190c36e65f8636c16 [2024-12-05 21:42:08,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:08,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:08,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:08,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:08,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:08,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fc0eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08, skipping insertion in model container [2024-12-05 21:42:08,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:08,876 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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i[914,927] [2024-12-05 21:42:08,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:08,914 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:08,922 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_60e3dd9c-738e-4669-ab4e-ad4c1195956c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-4.i[914,927] [2024-12-05 21:42:08,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:08,946 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:08,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08 WrapperNode [2024-12-05 21:42:08,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:08,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:08,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:08,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:08,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,974 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 64 [2024-12-05 21:42:08,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:08,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:08,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:08,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:08,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,989 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:08,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:08,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:08,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:08,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:08,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:08" (1/1) ... [2024-12-05 21:42:09,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:09,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:09,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:09,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:42:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:42:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:42:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:09,100 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:09,102 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:09,223 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:09,223 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:09,286 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:09,286 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:42:09,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:09 BoogieIcfgContainer [2024-12-05 21:42:09,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:09,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:09,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:09,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:09,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:09" (1/1) ... [2024-12-05 21:42:09,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-05 21:42:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-05 21:42:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 21:42:09,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:09,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:09,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:09,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:09,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:42:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:09,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:09,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 21:42:09,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:16,139 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-05 21:42:16,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-05 21:42:16,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:16,470 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:16,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:16,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:16,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:16,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:16,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:42:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:16,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:16,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:16,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:21,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:42:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:21,538 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:21,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:21,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:21,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:21,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:21,541 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:21,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:42:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:21,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:21,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:21,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:25,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:42:25,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:25,787 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:25,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:25,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:25,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:25,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:25,790 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:25,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:42:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:26,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:26,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:26,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:30,003 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:30,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:42:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:30,011 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:30,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:30,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:30,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:30,013 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:30,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:42:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:30,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:30,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:30,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:34,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:42:34,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:34,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:34,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:34,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:34,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:34,439 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:34,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:42:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:34,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:34,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:34,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:38,878 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:38,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:42:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:38,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:38,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:38,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:38,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:38,892 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:38,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:42:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:39,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:39,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:39,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:43,377 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:43,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:42:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:43,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:43,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:43,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:43,387 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:43,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:42:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:43,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:43,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:43,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:47,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:42:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:47,749 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:47,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:47,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:47,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:47,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:47,752 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:47,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:42:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:48,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:48,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:48,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:52,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:42:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:52,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:52,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:52,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:52,066 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:52,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:42:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:52,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:52,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:52,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:42:56,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:42:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:42:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:42:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:42:56,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:56,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:56,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:56,258 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:56,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:42:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:56,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:56,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:42:56,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:00,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:43:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:00,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:00,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:00,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:00,580 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:00,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:43:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:00,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:00,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:00,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:04,838 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:04,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:43:04,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:04,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:04,845 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:04,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:04,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:04,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:04,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:04,847 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:04,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:43:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:05,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:05,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:05,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:09,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:43:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:09,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:09,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:09,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:09,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:09,119 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:09,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:43:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:09,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:09,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:09,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:13,415 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:13,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 21:43:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:13,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:13,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:13,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:13,425 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:13,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:43:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:13,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:13,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:13,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:17,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 21:43:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:17,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:17,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:17,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:17,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:17,885 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:17,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:43:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:18,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:18,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:18,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:22,098 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:22,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 21:43:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:22,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:22,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:22,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:22,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:22,109 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:22,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:43:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:22,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:22,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:22,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:26,194 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:26,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 21:43:26,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:26,201 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:26,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:26,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:26,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:26,203 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:26,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 21:43:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:26,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:26,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:26,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:30,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 21:43:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:30,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:30,488 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:30,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:30,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:30,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:30,490 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:30,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 21:43:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:30,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:30,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:30,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:34,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 21:43:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:34,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:34,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:34,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:34,810 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:34,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 21:43:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:35,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:35,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:35,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:39,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 21:43:39,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:39,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:39,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:39,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:39,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:39,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:39,182 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:39,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 21:43:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:39,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:39,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:39,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:43,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 21:43:43,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:43,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:43,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:43,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:43,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:43,441 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:43,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 21:43:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:43,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:43,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:43,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:47,766 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:47,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 21:43:47,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:47,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:47,772 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:47,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:47,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:47,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:47,774 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:47,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 21:43:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:48,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:48,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:48,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:51,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 21:43:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:51,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:51,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:51,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:51,974 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:51,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 21:43:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:52,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:52,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:52,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:43:56,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 21:43:56,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:56,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:43:56,104 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:43:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:43:56,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:56,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:56,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:56,106 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:56,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 21:43:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:56,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:56,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:43:56,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:00,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 21:44:00,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:00,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:00,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:00,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:00,285 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:00,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 21:44:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:00,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:00,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:00,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:04,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 21:44:04,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:04,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:04,392 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:04,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:04,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:04,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:04,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:04,394 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:04,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 21:44:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:04,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:04,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:04,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:08,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 21:44:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:08,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:08,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:08,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:08,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:08,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:08,611 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:08,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 21:44:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:08,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:08,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:08,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:12,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 21:44:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:12,740 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:12,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:12,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:12,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:12,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:12,741 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:12,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 21:44:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:13,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:13,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:13,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:16,920 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:16,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 21:44:16,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:16,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:16,929 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:16,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:16,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:16,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:16,931 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:16,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 21:44:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:17,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:17,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:17,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:21,103 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:21,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 21:44:21,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:21,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:21,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:21,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:21,111 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:21,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 21:44:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:21,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:21,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:21,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:25,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 21:44:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:25,178 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:25,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:25,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:25,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:25,180 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:25,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 21:44:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:25,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:25,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:25,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:29,363 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:29,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 21:44:29,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:29,369 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:29,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:29,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:29,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:29,371 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:29,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 21:44:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:29,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:29,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:29,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:33,576 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:33,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-12-05 21:44:33,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:33,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:33,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:33,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:33,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:33,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:33,584 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:33,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 21:44:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:33,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:33,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:33,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:37,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 21:44:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:37,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:37,811 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:37,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:37,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:37,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:37,812 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:37,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 21:44:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:38,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:38,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:38,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:41,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 21:44:41,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:41,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:41,915 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:41,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:41,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:41,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:41,916 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:41,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 21:44:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:42,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:42,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:42,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:45,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 21:44:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:45,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:45,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:45,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:45,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:45,984 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:45,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 21:44:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:46,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:46,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:46,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:50,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-12-05 21:44:50,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:50,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:50,106 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:50,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:50,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:50,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:50,108 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:50,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 21:44:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:50,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:50,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:50,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:54,279 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:54,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 21:44:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:54,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:54,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:54,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:54,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:54,288 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:54,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 21:44:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:54,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:54,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:54,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:44:58,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 21:44:58,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:44:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:44:58,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:44:58,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:58,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:58,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:58,618 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:58,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 21:44:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:58,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:58,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:44:58,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:02,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 21:45:02,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:02,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:02,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:02,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:02,800 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:02,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 21:45:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:03,134 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:03,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:03,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:07,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 21:45:07,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:07,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:07,038 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:07,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:07,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:07,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:07,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:07,040 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:07,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 21:45:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:07,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:07,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:07,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:11,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 21:45:11,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:11,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:11,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:11,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:11,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:11,214 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:11,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 21:45:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:11,528 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:11,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:11,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:15,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 21:45:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:15,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:15,377 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:15,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:15,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:15,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:15,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:15,379 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:15,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 21:45:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:15,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:15,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:15,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:19,525 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:19,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 21:45:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:19,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:19,530 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:19,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:19,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:19,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:19,532 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:19,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 21:45:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:19,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:19,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:19,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:23,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 21:45:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:23,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:23,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:23,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:23,649 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:23,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 21:45:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:23,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:24,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:24,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:27,801 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:27,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 21:45:27,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:27,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:27,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:27,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:27,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:27,809 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:27,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 21:45:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:28,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:28,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:28,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:31,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 21:45:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:31,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:31,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:31,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:31,984 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:31,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 21:45:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:32,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:32,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:32,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:36,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 21:45:36,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:36,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:36,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:36,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:36,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:36,146 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:36,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 21:45:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:36,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:36,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:36,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:40,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 21:45:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:40,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:40,342 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:40,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:40,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:40,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:40,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:40,344 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:40,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 21:45:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:40,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:40,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:40,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:44,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 21:45:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:44,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:44,454 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:44,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:44,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:44,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:44,455 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:44,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 21:45:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:44,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:44,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:44,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:48,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 21:45:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:48,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:48,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:48,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:48,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:48,612 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:48,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 21:45:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:48,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:48,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:48,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:52,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 21:45:52,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:52,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:52,739 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:52,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:52,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:52,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:52,741 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:52,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 21:45:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:53,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:53,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:53,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:45:56,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 21:45:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:45:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:45:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:45:56,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:56,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:56,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:56,819 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:56,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 21:45:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:57,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:57,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:57,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:00,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-05 21:46:00,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:00,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:00,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:00,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:00,953 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:00,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 21:46:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:01,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:01,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:01,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:05,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 21:46:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:05,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:05,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:05,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:05,061 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:05,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 21:46:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:05,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:05,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:05,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:09,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 21:46:09,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:09,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:09,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:09,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:09,195 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:09,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 21:46:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:09,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:09,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:09,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:13,353 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:13,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 21:46:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:13,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:13,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:13,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:13,361 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:13,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 21:46:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:13,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:13,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:13,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:17,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-05 21:46:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:17,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:17,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:17,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:17,492 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:17,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 21:46:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:17,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:17,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:17,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:21,637 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:21,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 21:46:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:21,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:21,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:21,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:21,647 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:21,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 21:46:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:21,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:21,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:21,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:25,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 21:46:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:25,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:25,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:25,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:25,836 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:25,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 21:46:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:26,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:26,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:26,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:29,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-12-05 21:46:29,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:29,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:29,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:29,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:29,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:29,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:29,961 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:29,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 21:46:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:30,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:30,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:30,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:34,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 21:46:34,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:34,112 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:34,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:34,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:34,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:34,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:34,114 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:34,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 21:46:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:34,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:34,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:34,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:38,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 21:46:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:38,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:38,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:38,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:38,303 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:38,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 21:46:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:38,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:38,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:38,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:42,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 21:46:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:42,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:42,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:42,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:42,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:42,485 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:42,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 21:46:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:42,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:42,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:42,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:46,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 21:46:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:46,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:46,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:46,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:46,577 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:46,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 21:46:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:46,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:46,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:46,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:50,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 21:46:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:50,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:50,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:50,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:50,742 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:50,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 21:46:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:51,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:51,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:51,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:55,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 21:46:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:55,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:55,040 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:55,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:55,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:55,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:55,042 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:55,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 21:46:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:55,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:55,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:55,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:46:59,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 21:46:59,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:46:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:46:59,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:46:59,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:59,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:59,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:59,294 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:59,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 21:46:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:59,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:59,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:46:59,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:03,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 21:47:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:03,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:03,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:03,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:03,582 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:03,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 21:47:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:04,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:04,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:04,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:08,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 21:47:08,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:08,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:08,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:08,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:08,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:08,558 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:08,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 21:47:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:09,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:09,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:09,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:13,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 21:47:13,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:13,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:13,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:13,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:13,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:13,616 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:13,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 21:47:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:14,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:14,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:14,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:18,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 21:47:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:18,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:18,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:18,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:18,644 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:18,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 21:47:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:19,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:19,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:19,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:23,772 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:23,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 21:47:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:23,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:23,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:23,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:23,782 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:23,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 21:47:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:24,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:24,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:24,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:28,524 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:28,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 21:47:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:28,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:28,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:28,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:28,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:28,533 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:28,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 21:47:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:28,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:28,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:28,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:32,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 21:47:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:32,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:32,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:32,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:32,990 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:32,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 21:47:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:33,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:33,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:33,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:37,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 21:47:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:37,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:37,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:37,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:37,885 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:37,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 21:47:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:38,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:38,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:38,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:43,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 21:47:43,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:43,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:43,294 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:43,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:43,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:43,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:43,296 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:43,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 21:47:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:43,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:43,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:43,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:48,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 21:47:48,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:48,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:48,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:48,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:48,037 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:48,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 21:47:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:48,477 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:48,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:48,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:52,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 21:47:52,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:52,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:52,399 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:52,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:52,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:52,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:52,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:52,401 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:52,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 21:47:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:52,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:52,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:52,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:56,561 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:47:56,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 21:47:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:47:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:47:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:47:56,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:56,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:56,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:56,569 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:56,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 21:47:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:56,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:56,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:47:56,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:00,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 21:48:00,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:00,718 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:00,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:00,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:00,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:00,719 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:00,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 21:48:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:01,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:01,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:01,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:04,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 21:48:04,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:04,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:04,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:04,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:04,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:04,802 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:04,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 21:48:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:05,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:05,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:05,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:08,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 21:48:08,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:08,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:08,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:08,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:08,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:08,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:08,942 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:08,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 21:48:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:09,277 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:09,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:09,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:14,033 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:14,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 21:48:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:14,041 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:14,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:14,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:14,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:14,043 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:14,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 21:48:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:14,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:14,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:14,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:14,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:18,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 21:48:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:18,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:18,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:18,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:18,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:18,318 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:18,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 21:48:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:18,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:18,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:18,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:22,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 21:48:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:22,940 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:22,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:22,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:22,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:22,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:22,942 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:22,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 21:48:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:23,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:23,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:23,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:27,188 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:27,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 21:48:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:27,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:27,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:27,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:27,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:27,196 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:27,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 21:48:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:27,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:27,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:27,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:31,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 21:48:31,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:31,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:31,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:31,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:31,465 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:31,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 21:48:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:31,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:31,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:31,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:36,795 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:36,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 21:48:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:36,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:36,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:36,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:36,805 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:36,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 21:48:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:37,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:37,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:37,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:42,173 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:42,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 21:48:42,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:42,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:42,181 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:42,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:42,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:42,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:42,183 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:42,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 21:48:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:42,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:42,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:42,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:46,443 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:46,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 21:48:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:46,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:46,449 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:46,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:46,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:46,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:46,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:46,450 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:46,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 21:48:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:46,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:46,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:46,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:50,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 21:48:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:50,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:50,775 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:50,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:50,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:50,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:50,777 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:50,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 21:48:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:51,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:51,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:51,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:48:55,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 21:48:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:48:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:48:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:48:55,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:55,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:55,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:55,918 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:55,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 21:48:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:56,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:56,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:48:56,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:00,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 21:49:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:00,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:00,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:00,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:00,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:00,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:00,113 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:00,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 21:49:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:00,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:00,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:00,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:04,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 21:49:04,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:04,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:04,273 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:04,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:04,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:04,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:04,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:04,275 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:04,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 21:49:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:04,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:04,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:04,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:08,483 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:08,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 21:49:08,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:08,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:08,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:08,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:08,491 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:08,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 21:49:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:08,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:08,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:08,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:13,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 21:49:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:13,176 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:13,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:13,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:13,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:13,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:13,178 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:13,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 21:49:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:13,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:13,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:13,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:18,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 21:49:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:18,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:18,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:18,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:18,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:18,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:18,496 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:18,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 21:49:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:18,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:18,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:18,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:23,969 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:23,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 21:49:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:23,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:23,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:23,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:23,979 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:23,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 21:49:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:24,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:24,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:24,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:29,279 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:29,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 21:49:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:29,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:29,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:29,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:29,289 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:29,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 21:49:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:29,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:29,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:29,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:34,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 21:49:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:34,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:34,668 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:34,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:34,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:34,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:34,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:34,670 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:34,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 21:49:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:35,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:35,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:35,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:39,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-05 21:49:39,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:39,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:39,452 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:39,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:39,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:39,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:39,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:39,454 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:39,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 21:49:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:39,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:39,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:39,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:43,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 21:49:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:43,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:43,701 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:43,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:43,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:43,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:43,703 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:43,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 21:49:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:44,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:44,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:44,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:48,069 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:48,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 21:49:48,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:48,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:48,077 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:48,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:48,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:48,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:48,080 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:48,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 21:49:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:48,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:48,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:48,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:53,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 21:49:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:53,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:53,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:53,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:53,275 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:53,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 21:49:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:53,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:53,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:53,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:58,639 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:49:58,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 21:49:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:49:58,646 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:49:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:49:58,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:58,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:58,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:58,648 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:58,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 21:49:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:59,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:59,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:49:59,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:03,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 21:50:03,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:03,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:03,789 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:03,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:03,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:03,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:03,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:03,791 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:03,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 21:50:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:04,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:04,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:04,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:08,148 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:08,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 21:50:08,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:08,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:08,154 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:08,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:08,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:08,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:08,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:08,156 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:08,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 21:50:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:08,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:08,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:08,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:12,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 21:50:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:12,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:12,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:12,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:12,274 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:12,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 21:50:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:12,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:12,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:12,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:16,345 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:16,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 21:50:16,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:16,351 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:16,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:16,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:16,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:16,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:16,352 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:16,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 21:50:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:16,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:16,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:16,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:20,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 21:50:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:20,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:20,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:20,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:20,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:20,484 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:20,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 21:50:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:20,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:20,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:20,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:24,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 21:50:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:24,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:24,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:24,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:24,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:24,687 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:24,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 21:50:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:25,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:25,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:25,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:28,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 21:50:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:28,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:28,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:28,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:28,801 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:28,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 21:50:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:29,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:29,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:29,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:32,868 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:32,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 21:50:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:32,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:32,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:32,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:32,876 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:32,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 21:50:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:33,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:33,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:33,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:37,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 21:50:37,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:37,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:37,042 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:37,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:37,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:37,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:37,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:37,044 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:37,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 21:50:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:37,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:37,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:37,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:41,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 21:50:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:41,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:41,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:41,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:41,144 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:41,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 21:50:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:41,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:41,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:41,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:45,302 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:45,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 21:50:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:45,308 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:45,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:45,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:45,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:45,310 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:45,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 21:50:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:45,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:45,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:45,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:49,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 21:50:49,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:49,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:49,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:49,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:49,413 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:49,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 21:50:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:49,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:49,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:49,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:53,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 21:50:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:53,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:53,605 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:53,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:53,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:53,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:53,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:53,607 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:53,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 21:50:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:53,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:53,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:53,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:50:57,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-05 21:50:57,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:57,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:50:57,786 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:50:57,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:50:57,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:57,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:57,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:57,787 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:57,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 21:50:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:58,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:58,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:50:58,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:02,051 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:02,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 21:51:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:02,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:02,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:02,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:02,059 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:02,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 21:51:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:02,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:02,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:02,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:06,127 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:06,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 21:51:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:06,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:06,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:06,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:06,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:06,134 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:06,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 21:51:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:06,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:06,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:06,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:10,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 21:51:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:10,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:10,307 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:10,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:10,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:10,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:10,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:10,309 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:10,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 21:51:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:10,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:10,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:10,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:14,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 21:51:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:14,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:14,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:14,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:14,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:14,395 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:14,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 21:51:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:14,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:14,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:14,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:18,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 21:51:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:18,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:18,523 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:18,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:18,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:18,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:18,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:18,525 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:18,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 21:51:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:18,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:18,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:18,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:22,674 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:22,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 21:51:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:22,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:22,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:22,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:22,682 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:22,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 21:51:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:23,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:23,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:23,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:26,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 21:51:26,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:26,845 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:26,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:26,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:26,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:26,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:26,846 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:26,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 21:51:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:27,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:27,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:27,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:31,046 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:31,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-05 21:51:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:31,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:31,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:31,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:31,054 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:31,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 21:51:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:31,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:31,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:31,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:35,201 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:35,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 21:51:35,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:35,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:35,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:35,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:35,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:35,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:35,210 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:35,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 21:51:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:35,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:35,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:35,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:39,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-05 21:51:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:39,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:39,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:39,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:39,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:39,339 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:39,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 21:51:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:39,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:39,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:39,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:43,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-05 21:51:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:43,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:43,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:43,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:43,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:43,415 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:43,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 21:51:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:43,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:43,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:43,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:47,516 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:47,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-05 21:51:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:47,521 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:47,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:47,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:47,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:47,523 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:47,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 21:51:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:47,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:47,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:47,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:51,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-05 21:51:51,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:51,710 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:51,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:51,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:51,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:51,711 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:51,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 21:51:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:52,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:52,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:52,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:51:55,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 21:51:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:51:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:51:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:51:55,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:55,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:55,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:55,861 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:55,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 21:51:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:56,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:56,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:51:56,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:00,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Forceful destruction successful, exit code 0 [2024-12-05 21:52:00,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:00,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:00,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:00,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:00,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:00,017 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:00,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 21:52:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:00,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:00,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:00,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:04,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-05 21:52:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:04,282 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:04,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:04,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:04,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:04,284 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:04,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 21:52:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:04,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:04,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:04,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:08,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 21:52:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:08,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:08,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:08,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:08,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:08,379 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:08,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 21:52:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:08,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:08,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:08,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:12,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 21:52:12,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:12,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:12,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:12,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:12,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:12,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:12,477 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:12,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 21:52:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:12,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:12,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:12,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:16,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 21:52:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:16,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:16,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:16,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:16,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:16,560 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:16,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 21:52:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:16,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:16,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:16,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:20,659 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:20,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 21:52:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:20,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:20,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:20,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:20,667 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:20,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 21:52:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:20,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:21,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:21,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:24,746 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:24,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 21:52:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:24,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:24,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:24,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:24,754 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:24,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 21:52:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:25,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:25,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:25,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:28,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 21:52:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:28,864 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:28,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:28,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:28,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:28,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:28,865 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:28,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 21:52:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:29,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:29,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:29,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:33,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 21:52:33,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:33,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:33,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:33,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:33,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:33,495 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:33,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 21:52:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:33,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:33,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:33,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:37,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 21:52:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:37,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:37,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:37,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:37,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:37,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:37,583 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:37,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 21:52:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:37,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:37,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:37,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:41,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 21:52:41,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:41,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:41,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:41,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:41,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:41,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:41,722 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:41,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 21:52:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:42,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:42,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:42,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:45,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 21:52:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:45,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:45,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:45,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:45,822 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:45,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 21:52:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:46,141 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:46,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:46,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:49,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 21:52:49,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:49,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:49,979 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:49,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:49,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:49,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:49,981 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:49,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 21:52:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:50,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:50,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:50,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:54,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 21:52:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:54,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:54,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:54,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:54,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:54,081 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:54,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 21:52:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:54,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:54,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:54,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:52:58,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 21:52:58,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:52:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:52:58,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:52:58,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:58,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:58,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:58,156 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:58,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 21:52:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:58,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:58,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:52:58,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:02,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 21:53:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:02,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:02,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:02,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:02,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:02,301 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:02,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 21:53:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:02,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:02,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:02,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:06,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 21:53:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:06,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:06,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:06,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:06,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:06,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:06,457 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:06,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 21:53:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:06,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:06,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:06,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:10,588 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:10,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 21:53:10,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:10,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:10,594 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:10,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:10,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:10,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:10,596 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:10,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 21:53:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:10,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:10,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:10,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:14,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 21:53:14,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:14,633 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:14,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:14,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:14,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:14,634 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:14,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 21:53:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:14,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:14,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:14,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:18,738 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:18,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 21:53:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:18,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:18,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:18,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:18,746 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:18,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 21:53:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:19,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:19,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:19,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:22,855 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:22,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-05 21:53:22,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:22,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:22,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:22,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:22,862 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:22,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 21:53:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:23,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:23,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:23,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:27,047 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:27,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-05 21:53:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:27,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:27,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:27,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:27,054 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:27,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 21:53:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:27,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:27,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:27,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:31,288 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:31,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-05 21:53:31,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:31,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:31,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:31,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:31,295 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:31,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 21:53:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:31,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:31,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:31,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:35,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 21:53:35,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:35,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:35,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:35,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:35,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:35,390 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:35,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 21:53:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:35,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:35,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:35,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:39,410 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:39,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Forceful destruction successful, exit code 0 [2024-12-05 21:53:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:39,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:39,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:39,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:39,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:39,417 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:39,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 21:53:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:39,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:39,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:39,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:43,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-05 21:53:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:43,586 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:43,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:43,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:43,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:43,588 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:43,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 21:53:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:43,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:43,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:43,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:47,676 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:47,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-05 21:53:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:47,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:47,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:47,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:47,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:47,683 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:47,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 21:53:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:48,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:48,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:48,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:51,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-05 21:53:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:51,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:51,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:51,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:51,866 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:51,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 21:53:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:52,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:52,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:52,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:53:55,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 21:53:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:55,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:53:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:53:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:53:55,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:55,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:55,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:55,955 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:55,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 21:53:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:56,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:56,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:53:56,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:00,042 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:00,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 21:54:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:00,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:00,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:00,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:00,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:00,049 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:00,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 21:54:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:00,362 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:00,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:00,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:04,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 21:54:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:04,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:04,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:04,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:04,126 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:04,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 21:54:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:04,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:04,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:04,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:08,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Forceful destruction successful, exit code 0 [2024-12-05 21:54:08,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:08,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:08,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:08,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:08,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:08,250 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:08,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 21:54:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:08,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:08,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:08,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:12,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-05 21:54:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:12,392 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:12,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:12,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:12,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:12,394 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:12,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 21:54:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:12,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:12,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:12,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:16,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 21:54:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:16,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:16,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:16,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:16,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:16,524 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:16,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 21:54:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:16,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:16,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:16,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:20,660 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:20,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 21:54:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:20,666 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:20,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:20,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:20,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:20,667 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:20,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 21:54:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:20,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:21,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:21,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:24,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 21:54:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:24,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:24,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:24,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:24,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:24,722 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:24,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 21:54:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:25,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:25,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:25,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:28,815 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:28,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 21:54:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:28,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:28,820 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:28,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:28,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:28,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:28,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:28,822 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:28,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 21:54:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:29,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:29,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:29,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:32,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 21:54:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:32,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:32,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:32,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:32,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:32,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:32,871 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:32,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 21:54:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:33,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:33,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:33,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:36,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 21:54:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:36,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:36,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:36,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:36,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:36,942 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:36,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 21:54:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:37,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:37,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:37,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:41,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 21:54:41,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:41,085 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:41,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:41,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:41,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:41,087 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:41,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 21:54:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:41,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:41,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:41,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:45,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-05 21:54:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:45,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:45,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:45,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:45,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:45,199 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:45,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 21:54:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:45,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:45,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:45,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:49,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-05 21:54:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:49,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:49,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:49,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:49,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:49,384 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:49,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-05 21:54:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:49,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:49,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:49,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:53,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-05 21:54:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:53,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:53,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:53,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:53,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:53,524 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:53,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-05 21:54:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:53,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:53,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:53,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:57,624 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:54:57,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-05 21:54:57,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:54:57,630 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:54:57,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:54:57,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:57,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:57,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:57,631 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:57,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-05 21:54:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:57,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:57,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:54:57,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:01,757 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:01,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-05 21:55:01,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:01,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:01,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:01,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:01,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:01,764 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:01,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-05 21:55:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:02,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:02,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:02,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:05,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-05 21:55:05,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:05,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:05,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:05,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:05,856 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:05,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-05 21:55:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:06,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:06,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:06,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:09,937 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:09,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-05 21:55:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:09,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:09,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:09,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:09,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:09,945 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:09,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-05 21:55:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:10,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:10,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:10,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:14,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-05 21:55:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:14,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:14,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:14,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:14,054 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:14,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-05 21:55:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:14,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:14,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:14,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:18,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-05 21:55:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:18,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:18,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:18,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:18,129 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:18,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-05 21:55:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:18,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:18,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:18,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:22,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-05 21:55:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:22,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:22,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:22,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:22,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:22,290 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:22,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-05 21:55:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:22,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:22,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:22,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:26,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-05 21:55:26,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:26,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:26,376 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:26,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:26,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:26,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:26,378 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:26,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-05 21:55:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:26,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:26,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:26,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:30,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-05 21:55:30,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:30,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:30,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:30,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:30,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:30,549 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:30,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-05 21:55:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:30,868 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:30,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:30,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:34,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-05 21:55:34,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:34,669 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:34,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:34,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:34,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:34,671 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:34,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-05 21:55:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:34,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:35,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:35,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:38,744 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:38,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-05 21:55:38,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:38,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:38,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:38,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:38,752 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:38,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-05 21:55:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:39,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:39,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:39,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:42,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-05 21:55:42,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:42,845 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:42,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:42,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:42,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:42,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:42,846 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:42,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-05 21:55:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:43,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:43,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:43,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:46,965 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:46,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-05 21:55:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:46,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:46,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:46,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:46,973 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:46,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-05 21:55:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:47,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:47,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:47,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:51,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-05 21:55:51,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:51,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:51,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:51,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:51,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:51,161 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:51,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-05 21:55:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:51,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:51,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:51,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:55,289 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:55,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-05 21:55:55,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:55,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:55,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:55,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:55,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:55,297 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:55,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-05 21:55:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:55,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:55,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:55,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:59,382 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:55:59,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-05 21:55:59,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:55:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:55:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:55:59,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:59,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:59,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:59,390 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:59,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-05 21:55:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:59,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:59,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:59,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:03,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-05 21:56:03,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:03,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:03,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:03,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:03,493 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:03,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-05 21:56:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:03,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:03,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:03,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:07,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-05 21:56:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:07,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:07,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:07,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:07,672 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:07,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-05 21:56:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:07,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:08,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:08,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:11,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-05 21:56:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:11,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:11,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:11,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:11,824 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:11,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-05 21:56:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:12,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:12,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:12,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:15,919 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:15,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-05 21:56:15,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:15,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:15,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:15,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:15,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:15,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:15,928 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:15,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-05 21:56:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:16,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:16,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:16,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:20,097 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:20,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-05 21:56:20,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:20,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:20,103 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:20,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:20,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:20,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:20,105 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:20,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-05 21:56:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:20,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:20,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:20,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:24,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-05 21:56:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:24,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:24,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:24,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:24,230 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:24,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-05 21:56:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:24,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:24,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:24,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:28,354 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:28,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-05 21:56:28,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:28,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:28,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:28,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:28,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:28,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:28,363 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:28,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-05 21:56:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:28,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:28,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:28,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:32,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-05 21:56:32,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:32,485 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:32,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:32,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:32,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:32,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:32,486 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:32,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-05 21:56:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:32,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:32,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:32,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:36,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-05 21:56:36,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:36,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:36,611 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:36,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:36,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:36,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:36,612 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:36,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-05 21:56:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:36,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:36,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:36,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:40,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Forceful destruction successful, exit code 0 [2024-12-05 21:56:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:40,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:40,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:40,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:40,712 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:40,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-05 21:56:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:41,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:41,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:41,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:44,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-05 21:56:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:44,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:44,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:44,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:44,804 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:44,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-05 21:56:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:45,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:45,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:45,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:48,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-05 21:56:48,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:48,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:48,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:48,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:48,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:48,897 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:48,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-05 21:56:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:49,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:49,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:49,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 21:56:53,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-05 21:56:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 49 transitions. [2024-12-05 21:56:53,017 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-05 21:56:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 21:56:53,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:53,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:53,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:53,018 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:53,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e3dd9c-738e-4669-ab4e-ad4c1195956c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-05 21:56:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:53,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:53,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:56:53,359 INFO L279 TraceCheckSpWp]: Computing forward predicates...