./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.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_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/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_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/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_2e74063c-2cd7-4137-894f-2e94633a09a8/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 e560e39513eb26595349bb5183c466d93aeda0a374e3c004705ee1f38a5b90f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:09:15,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:09:15,735 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:09:15,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:09:15,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:09:15,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:09:15,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:09:15,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:09:15,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:09:15,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:09:15,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:09:15,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:09:15,758 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:09:15,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:09:15,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:09:15,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:09:15,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:09:15,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:09:15,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:09:15,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:09:15,760 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:09:15,760 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:09:15,760 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:09:15,760 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:09:15,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:09:15,760 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_2e74063c-2cd7-4137-894f-2e94633a09a8/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 -> e560e39513eb26595349bb5183c466d93aeda0a374e3c004705ee1f38a5b90f4 [2024-12-06 02:09:15,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:09:15,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:09:15,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:09:15,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:09:15,963 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:09:15,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i [2024-12-06 02:09:18,568 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/5b43e9096/29204f976faf42aab27523dbee766e06/FLAG0bffbe964 [2024-12-06 02:09:18,753 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:09:18,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i [2024-12-06 02:09:18,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/5b43e9096/29204f976faf42aab27523dbee766e06/FLAG0bffbe964 [2024-12-06 02:09:19,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/5b43e9096/29204f976faf42aab27523dbee766e06 [2024-12-06 02:09:19,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:09:19,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:09:19,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:09:19,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:09:19,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:09:19,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62bffa3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19, skipping insertion in model container [2024-12-06 02:09:19,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:09:19,249 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_2e74063c-2cd7-4137-894f-2e94633a09a8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i[915,928] [2024-12-06 02:09:19,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:09:19,281 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:09:19,289 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_2e74063c-2cd7-4137-894f-2e94633a09a8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i[915,928] [2024-12-06 02:09:19,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:09:19,313 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:09:19,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19 WrapperNode [2024-12-06 02:09:19,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:09:19,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:09:19,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:09:19,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:09:19,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,343 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-12-06 02:09:19,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:09:19,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:09:19,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:09:19,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:09:19,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,356 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:09:19,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:09:19,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:09:19,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:09:19,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:09:19,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:09:19,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:09:19,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:09:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:09:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:09:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:09:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:09:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:09:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:09:19,461 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:09:19,463 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:09:19,610 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 02:09:19,611 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:09:19,669 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:09:19,670 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:09:19,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:19 BoogieIcfgContainer [2024-12-06 02:09:19,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:09:19,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:09:19,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:09:19,679 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:09:19,680 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:19" (1/1) ... [2024-12-06 02:09:19,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:09:19,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-06 02:09:19,730 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-06 02:09:19,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:19,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:19,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:09:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:09:19,892 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:09:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:09:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:09:20,050 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:09:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:09:20,114 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:09:20,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:09:20 ImpRootNode [2024-12-06 02:09:20,149 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:09:20,149 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:09:20,149 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:09:20,150 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:09:20,150 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:19" (3/4) ... [2024-12-06 02:09:20,153 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:09:20,154 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:09:20,155 INFO L158 Benchmark]: Toolchain (without parser) took 1020.64ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 86.3MB in the end (delta: 6.0MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-12-06 02:09:20,155 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:09:20,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.08ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:09:20,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.27ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:09:20,156 INFO L158 Benchmark]: Boogie Preprocessor took 19.19ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.1MB in the end (delta: 965.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:09:20,156 INFO L158 Benchmark]: RCFGBuilder took 306.23ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 61.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:09:20,157 INFO L158 Benchmark]: CodeCheck took 478.04ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 86.9MB in the end (delta: -25.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:09:20,157 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 86.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:09:20,159 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, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 43 NumberOfCodeBlocks, 43 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 67, overapproximation of someBinaryFLOATComparisonOperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned short int var_1_3 = 64; [L24] signed long int var_1_4 = 5; [L25] unsigned char var_1_5 = 1; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_7 = 0; [L28] unsigned long int var_1_8 = 0; [L29] float var_1_9 = 256.75; [L30] float var_1_10 = 99.2; [L71] isInitial = 1 [L72] FCALL initially() [L74] FCALL updateLastVariables() [L75] CALL updateVariables() [L46] var_1_3 = __VERIFIER_nondet_ushort() [L47] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L48] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L49] var_1_4 = __VERIFIER_nondet_long() [L50] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L51] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L52] var_1_5 = __VERIFIER_nondet_uchar() [L53] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L54] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L55] var_1_6 = __VERIFIER_nondet_uchar() [L56] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L57] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L58] var_1_7 = __VERIFIER_nondet_uchar() [L59] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_8=0, var_1_9=1027/4] [L60] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, var_1_10=496/5, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L61] var_1_10 = __VERIFIER_nondet_float() [L62] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=1, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=1027/4] [L75] RET updateVariables() [L76] CALL step() [L34] var_1_8 = var_1_3 [L35] var_1_9 = var_1_10 [L36] signed long int stepLocal_0 = 10 - var_1_4; [L37] COND FALSE !((var_1_8 + var_1_8) > stepLocal_0) [L40] COND TRUE \read(var_1_5) [L41] var_1_1 = (var_1_6 || var_1_7) [L76] RET step() [L77] CALL, EXPR property() [L67-L68] return ((((var_1_8 + var_1_8) > (10 - var_1_4)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) (var_1_6 || var_1_7))) : 1)) && (var_1_8 == ((unsigned long int) var_1_3))) && (var_1_9 == ((float) var_1_10)) ; [L77] RET, EXPR property() [L77] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_1=0, var_1_3=0, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_1=0, var_1_3=0, var_1_4=10, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.08ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.27ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.19ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.1MB in the end (delta: 965.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 306.23ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 61.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 478.04ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 86.9MB in the end (delta: -25.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 86.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:09:20,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/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_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/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_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/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_2e74063c-2cd7-4137-894f-2e94633a09a8/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 e560e39513eb26595349bb5183c466d93aeda0a374e3c004705ee1f38a5b90f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:09:22,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:09:22,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:09:22,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:09:22,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:09:22,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:09:22,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:09:22,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:09:22,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:09:22,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:09:22,183 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:09:22,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:09:22,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:09:22,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:09:22,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:09:22,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:09:22,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:09:22,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:09:22,186 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:09:22,186 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:22,186 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:09:22,186 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_2e74063c-2cd7-4137-894f-2e94633a09a8/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 -> e560e39513eb26595349bb5183c466d93aeda0a374e3c004705ee1f38a5b90f4 [2024-12-06 02:09:22,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:09:22,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:09:22,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:09:22,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:09:22,430 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:09:22,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i [2024-12-06 02:09:25,098 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/639f0539f/cfc7ecb6cf7d4c0d977f6eaf4d250377/FLAGf95dba2a1 [2024-12-06 02:09:25,274 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:09:25,274 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i [2024-12-06 02:09:25,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/639f0539f/cfc7ecb6cf7d4c0d977f6eaf4d250377/FLAGf95dba2a1 [2024-12-06 02:09:25,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/data/639f0539f/cfc7ecb6cf7d4c0d977f6eaf4d250377 [2024-12-06 02:09:25,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:09:25,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:09:25,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:09:25,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:09:25,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:09:25,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b22eb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25, skipping insertion in model container [2024-12-06 02:09:25,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,321 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:09:25,445 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_2e74063c-2cd7-4137-894f-2e94633a09a8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i[915,928] [2024-12-06 02:09:25,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:09:25,482 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:09:25,490 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_2e74063c-2cd7-4137-894f-2e94633a09a8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-87.i[915,928] [2024-12-06 02:09:25,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:09:25,518 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:09:25,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25 WrapperNode [2024-12-06 02:09:25,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:09:25,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:09:25,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:09:25,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:09:25,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,554 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78 [2024-12-06 02:09:25,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:09:25,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:09:25,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:09:25,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:09:25,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,574 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,583 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:09:25,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:09:25,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:09:25,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:09:25,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:09:25,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:09:25,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:09:25,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:09:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:09:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:09:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:09:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:09:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:09:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:09:25,706 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:09:25,707 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:09:25,884 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 02:09:25,884 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:09:25,955 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:09:25,955 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:09:25,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:25 BoogieIcfgContainer [2024-12-06 02:09:25,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:09:25,956 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:09:25,956 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:09:25,966 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:09:25,966 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:25" (1/1) ... [2024-12-06 02:09:25,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:09:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:26,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-06 02:09:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-06 02:09:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:26,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:26,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:26,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:26,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:26,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:09:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:26,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:26,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:26,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:30,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:09:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:30,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:30,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:30,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:30,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:30,832 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:30,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:09:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:31,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:31,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:31,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:33,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:09:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:33,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:33,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:33,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:33,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:33,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:09:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:33,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:33,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:33,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:34,914 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:34,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:09:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:34,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:34,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:34,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:34,924 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:34,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:09:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:35,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:35,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:35,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:36,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 02:09:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:36,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:36,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:36,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:36,827 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:36,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:09:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:37,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:37,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:37,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:38,674 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:38,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:09:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:38,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:38,682 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:38,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:38,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:38,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:38,685 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:38,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:09:38,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:38,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:38,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:38,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:40,732 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:40,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:09:40,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:40,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:40,739 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:40,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:40,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:40,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:40,741 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:40,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:09:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:40,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:40,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:40,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:42,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:09:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:42,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:42,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:42,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:42,671 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:42,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:09:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:42,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:42,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:42,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:44,506 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:44,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:09:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:44,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:44,514 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:44,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:44,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:44,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:44,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:44,517 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:44,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:09:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:44,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:44,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:44,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:46,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:09:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:46,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:46,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:46,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:46,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:46,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:46,404 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:46,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:09:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:46,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:46,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:46,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:48,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:09:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:48,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:48,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:48,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:48,317 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:48,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:09:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:48,547 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:48,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:48,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:50,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:09:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:50,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:50,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:50,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:50,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:50,189 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:50,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:09:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:50,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:50,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:50,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:52,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:09:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:52,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:52,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:52,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:52,089 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:52,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:09:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:52,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:52,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:52,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:53,928 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:53,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:09:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:53,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:53,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:53,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:53,936 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:53,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:09:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:54,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:54,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:54,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:55,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:09:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:55,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:55,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:55,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:55,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:55,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:55,744 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:55,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:09:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:55,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:55,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:55,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:57,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:09:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:57,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:57,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:57,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:57,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:57,526 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:57,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:09:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:57,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:57,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:57,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:59,333 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:09:59,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:09:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:09:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:09:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:09:59,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:59,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:59,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:59,341 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:59,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:09:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:59,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:59,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:09:59,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:01,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:10:01,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:01,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:01,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:01,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:01,151 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:01,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:10:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:01,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:01,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:01,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:02,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:10:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:02,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:02,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:02,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:02,975 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:02,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:10:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:03,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:03,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:03,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:04,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:10:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:04,812 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:04,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:04,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:04,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:04,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:04,814 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:04,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:10:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:05,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:05,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:05,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:06,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:10:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:06,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:06,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:06,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:06,641 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:06,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:10:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:06,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:06,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:06,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:08,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:10:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:08,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:08,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:08,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:08,455 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:08,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:10:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:08,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:08,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:08,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:10,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:10:10,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:10,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:10,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:10,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:10,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:10,266 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:10,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:10:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:10,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:10,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:10,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:12,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:10:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:12,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:12,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:12,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:12,140 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:12,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:10:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:12,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:12,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:12,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:13,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:10:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:13,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:13,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:13,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:13,948 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:13,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:10:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:14,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:14,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:14,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:15,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:10:15,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:15,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:15,774 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:15,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:15,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:15,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:15,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:15,776 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:15,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:10:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:15,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:16,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:16,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:17,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:10:17,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:17,591 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:17,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:17,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:17,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:17,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:17,593 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:17,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:10:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:17,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:17,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:17,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:19,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:10:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:19,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:19,415 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:19,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:19,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:19,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:19,417 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:19,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:10:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:19,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:19,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:19,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:21,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:10:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:21,248 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:21,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:21,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:21,251 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:21,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:10:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:21,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:21,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:21,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:23,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:10:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:23,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:23,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:23,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:23,095 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:23,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:10:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:23,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:23,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:23,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:24,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:10:24,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:24,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:24,878 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:24,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:24,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:24,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:24,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:24,880 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:24,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:10:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:25,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:25,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:25,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:26,657 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:26,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:10:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:26,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:26,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:26,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:26,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:26,663 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:26,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:10:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:26,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:26,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:26,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:28,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:10:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:28,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:28,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:28,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:28,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:28,506 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:28,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:10:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:28,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:28,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:28,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:30,342 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:30,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:10:30,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:30,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:30,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:30,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:30,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:30,350 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:30,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:10:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:30,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:30,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:30,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:32,271 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:32,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:10:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:32,275 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:32,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:32,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:32,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:32,277 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:32,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:10:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:32,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:32,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:32,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:34,132 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:34,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:10:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:34,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:34,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:34,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:34,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:34,139 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:34,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:10:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:34,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:34,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:34,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:35,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:10:35,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:35,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:35,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:35,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:35,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:35,956 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:35,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:10:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:36,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:36,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:36,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:37,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:10:37,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:37,842 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:37,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:37,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:37,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:37,844 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:37,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:10:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:38,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:38,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:38,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:39,719 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:39,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:10:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:39,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:39,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:39,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:39,726 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:39,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:10:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:39,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:40,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:40,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:41,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:10:41,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:41,641 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:41,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:41,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:41,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:41,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:41,643 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:41,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:10:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:41,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:41,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:41,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:43,447 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:43,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:10:43,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:43,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:43,451 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:43,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:43,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:43,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:43,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:43,453 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:43,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:10:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:43,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:43,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:43,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:45,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 02:10:45,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:45,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:45,257 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:45,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:45,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:45,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:45,259 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:45,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:10:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:45,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:45,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:45,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:47,065 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:47,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:10:47,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:47,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:47,070 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:47,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:47,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:47,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:47,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:47,072 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:47,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:10:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:47,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:47,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:47,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:48,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:10:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:48,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:48,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:48,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:48,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:48,902 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:48,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:10:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:49,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:49,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:49,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:50,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:10:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:50,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:50,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:50,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:50,727 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:50,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:10:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:50,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:50,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:50,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:52,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:10:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:52,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:52,551 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:52,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:52,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:52,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:52,553 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:52,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:10:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:52,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:52,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:52,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:54,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:10:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:54,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:54,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:54,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:54,347 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:54,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:10:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:54,547 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:54,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:54,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:56,133 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:56,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:10:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:56,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:56,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:56,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:56,139 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:56,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:10:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:56,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:56,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:56,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:57,919 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:57,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-12-06 02:10:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:57,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:57,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:57,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:57,925 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:57,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:10:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:58,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:58,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:58,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:10:59,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 02:10:59,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:59,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:10:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:10:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:10:59,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:59,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:59,693 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:59,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:10:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:59,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:59,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:10:59,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:01,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:11:01,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:01,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:01,498 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:01,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:01,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:01,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:01,500 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:01,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:11:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:01,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:01,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:01,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:03,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:11:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:03,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:03,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:03,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:03,305 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:03,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 02:11:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:03,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:03,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:03,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:05,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 02:11:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:05,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:05,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:05,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:05,129 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:05,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 02:11:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:05,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:05,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:05,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:06,930 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:06,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 02:11:06,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:06,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:06,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:06,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:06,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:06,937 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:06,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 02:11:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:07,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:07,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:07,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:08,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 02:11:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:08,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:08,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:08,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:08,823 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:08,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 02:11:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:09,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:09,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:09,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:10,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 02:11:10,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:10,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:10,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:10,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:10,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:10,648 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:10,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 02:11:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:10,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:10,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:10,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:12,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 02:11:12,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:12,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:12,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:12,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:12,461 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:12,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 02:11:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:12,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:12,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:12,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:14,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 02:11:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:14,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:14,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:14,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:14,258 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:14,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 02:11:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:14,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:14,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:14,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:16,006 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:16,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 02:11:16,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:16,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:16,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:16,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:16,013 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:16,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 02:11:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:16,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:16,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:16,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:17,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 02:11:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:17,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:17,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:17,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:17,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:17,788 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:17,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 02:11:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:17,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:18,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:19,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 02:11:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:19,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:19,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:19,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:19,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:19,581 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:19,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 02:11:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:19,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:19,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:19,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:21,473 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:21,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 02:11:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:21,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:21,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:21,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:21,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:21,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:21,480 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:21,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 02:11:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:21,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:21,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:21,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:23,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 02:11:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:23,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:23,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:23,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:23,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:23,368 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:23,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 02:11:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:23,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:23,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:23,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:25,206 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:25,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-12-06 02:11:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:25,210 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:25,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:25,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:25,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:25,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:25,213 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:25,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 02:11:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:25,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:25,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:25,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:27,051 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:27,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 02:11:27,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:27,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:27,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:27,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:27,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:27,061 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:27,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 02:11:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:27,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:27,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:27,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:29,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-12-06 02:11:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:29,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:29,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:29,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:29,009 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:29,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 02:11:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:29,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:29,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:29,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:30,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 02:11:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:30,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:30,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:30,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:30,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:30,876 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:30,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 02:11:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:31,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:31,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:31,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:32,693 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:32,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 02:11:32,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:32,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:32,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:32,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:32,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:32,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:32,699 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:32,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 02:11:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:32,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:32,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:32,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:34,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 02:11:34,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:34,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:34,571 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:34,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:34,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:34,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:34,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:34,572 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:34,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 02:11:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:34,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:34,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:34,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:36,406 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:36,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 02:11:36,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:36,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:36,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:36,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:36,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:36,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:36,414 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:36,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 02:11:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:36,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:36,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:36,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:38,322 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:38,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 02:11:38,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:38,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:38,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:38,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:38,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:38,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:38,330 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:38,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 02:11:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:38,569 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:38,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:38,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:40,128 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:40,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 02:11:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:40,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:40,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:40,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:40,135 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:40,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 02:11:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:40,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:40,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:40,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:41,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 02:11:41,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:41,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:41,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:41,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:41,980 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:41,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 02:11:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:42,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:42,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:42,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:43,852 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:43,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 02:11:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:43,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:43,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:43,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:43,858 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:43,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 02:11:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:44,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:44,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:44,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:45,724 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:45,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 02:11:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:45,730 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:45,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:45,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:45,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:45,732 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:45,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 02:11:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:45,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:46,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:46,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:47,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 02:11:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:47,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:47,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:47,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:47,593 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:47,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 02:11:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:47,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:47,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:47,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:49,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 02:11:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:49,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:49,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:49,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:49,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:49,406 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:49,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 02:11:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:49,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:49,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:49,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:51,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 02:11:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:51,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:51,280 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:51,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:51,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:51,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:51,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:51,282 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:51,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 02:11:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:51,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:51,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:51,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:53,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 02:11:53,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:53,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:53,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:53,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:53,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:53,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:53,141 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:53,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 02:11:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:53,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:53,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:53,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:54,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-12-06 02:11:54,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:54,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:54,955 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:54,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:54,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:54,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:54,957 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:54,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 02:11:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:55,150 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:55,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:55,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:56,779 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:56,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 02:11:56,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:56,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:56,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:56,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:56,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:56,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:56,786 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:56,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 02:11:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:57,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:57,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:57,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:11:58,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 02:11:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:58,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:11:58,644 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:11:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:11:58,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:58,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:58,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:58,646 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:58,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 02:11:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:58,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:58,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:58,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:00,490 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:00,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 02:12:00,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:00,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:00,495 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:00,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:00,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:00,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:00,497 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:00,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 02:12:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:00,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:00,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:00,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:02,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-12-06 02:12:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:02,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:02,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:02,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:02,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:02,555 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:02,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 02:12:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:02,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:02,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:02,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:04,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 02:12:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:04,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:04,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:04,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:04,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:04,541 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:04,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 02:12:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:04,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:04,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:04,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:06,348 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:06,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 02:12:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:06,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:06,352 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:06,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:06,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:06,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:06,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:06,354 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:06,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 02:12:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:06,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:06,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:06,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:08,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 02:12:08,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:08,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:08,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:08,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:08,232 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:08,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 02:12:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:08,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:08,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:08,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:10,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 02:12:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:10,094 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:10,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:10,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:10,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:10,096 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:10,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 02:12:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:10,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:10,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:10,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:12,037 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:12,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 02:12:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:12,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:12,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:12,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:12,043 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:12,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 02:12:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:12,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:12,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:12,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:13,934 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:13,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 02:12:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:13,939 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:13,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:13,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:13,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:13,941 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:13,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 02:12:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:14,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:14,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:14,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:15,803 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:15,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 02:12:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:15,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:15,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:15,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:15,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:15,809 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:15,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 02:12:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:16,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:16,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:16,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:17,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 02:12:17,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:17,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:17,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:17,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:17,770 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:17,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 02:12:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:17,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:18,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:18,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:19,675 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:19,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 02:12:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:19,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:19,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:19,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:19,682 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:19,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 02:12:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:19,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:19,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:19,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:21,557 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:21,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 02:12:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:21,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:21,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:21,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:21,563 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:21,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 02:12:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:21,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:21,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:21,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:23,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 02:12:23,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:23,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:23,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:23,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:23,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:23,379 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:23,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 02:12:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:23,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:23,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:23,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:25,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 02:12:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:25,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:25,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:25,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:25,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:25,195 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:25,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 02:12:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:25,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:25,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:25,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:26,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 02:12:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:26,999 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:26,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:26,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:26,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:26,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:27,000 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:27,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 02:12:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:27,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:27,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:27,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:28,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 02:12:28,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:28,843 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:28,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:28,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:28,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:28,845 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:28,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 02:12:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:29,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:29,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:29,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:30,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 02:12:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:30,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:30,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:30,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:30,978 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:30,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 02:12:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:31,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:31,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:31,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:32,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 02:12:32,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:32,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:32,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:32,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:32,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:32,852 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:32,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 02:12:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:33,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:33,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:33,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:34,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 02:12:34,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:34,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:34,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:34,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:34,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:34,653 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:34,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 02:12:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:34,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:34,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:34,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:36,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 02:12:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:36,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:36,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:36,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:36,451 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:36,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 02:12:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:36,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:36,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:36,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:38,312 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:38,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-12-06 02:12:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:38,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:38,316 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:38,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:38,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:38,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:38,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:38,318 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:38,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 02:12:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:38,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:38,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:38,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:40,184 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:40,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 02:12:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:40,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:40,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:40,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:40,191 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:40,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 02:12:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:40,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:40,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:40,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:42,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 02:12:42,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:42,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:42,014 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:42,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:42,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:42,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:42,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:42,016 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:42,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 02:12:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:42,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:42,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:42,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:44,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 02:12:44,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:44,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:44,051 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:44,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:44,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:44,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:44,052 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:44,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 02:12:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:44,305 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:44,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:44,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:45,979 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:45,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 02:12:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:45,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:45,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:45,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:45,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:45,986 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:45,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 02:12:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:46,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:46,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:46,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:47,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 02:12:47,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:47,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:47,933 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:47,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:47,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:47,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:47,935 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:47,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 02:12:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:48,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:48,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:48,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:49,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 02:12:49,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:49,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:49,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:49,810 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:49,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 02:12:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:50,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:50,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:50,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:51,609 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:51,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 02:12:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:51,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:51,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:51,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:51,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:51,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:51,616 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:51,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 02:12:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:51,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:51,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:51,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:53,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 02:12:53,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:53,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:53,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:53,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:53,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:53,445 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:53,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 02:12:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:53,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:53,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:53,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:55,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 02:12:55,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:55,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:55,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:55,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:55,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:55,303 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:55,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 02:12:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:55,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:55,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:55,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:57,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 02:12:57,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:57,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:57,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:57,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:57,157 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:57,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 02:12:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:57,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:57,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:57,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:12:58,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 02:12:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:58,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:12:58,957 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:12:58,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:12:58,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:58,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:58,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:58,959 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:58,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 02:12:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:59,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:59,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:59,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:00,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 02:13:00,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:00,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:00,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:00,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:00,764 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:00,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 02:13:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:01,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:01,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:01,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:02,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 02:13:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:02,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:02,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:02,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:02,640 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:02,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 02:13:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:02,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:02,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:02,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:04,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 02:13:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:04,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:04,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:04,770 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:04,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 02:13:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:05,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:05,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:05,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:06,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 02:13:06,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:06,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:06,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:06,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:06,800 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:06,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 02:13:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:07,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:07,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:07,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:08,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Forceful destruction successful, exit code 0 [2024-12-06 02:13:08,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:08,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:08,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:08,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:08,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:08,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:08,618 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:08,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 02:13:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:08,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:08,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:08,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:10,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 02:13:10,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:10,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:10,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:10,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:10,480 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:10,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 02:13:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:10,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:10,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:10,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:12,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 02:13:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:12,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:12,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:12,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:12,313 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:12,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 02:13:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:12,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:12,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:12,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:14,124 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:14,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 02:13:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:14,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:14,128 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:14,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:14,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:14,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:14,129 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:14,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 02:13:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:14,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:14,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:14,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:16,057 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:16,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 02:13:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:16,062 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:16,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:16,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:16,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:16,064 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:16,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 02:13:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:16,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:16,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:16,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:17,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 02:13:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:17,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:17,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:17,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:17,938 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:17,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 02:13:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:18,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:18,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:18,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:19,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 02:13:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:19,779 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:19,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:19,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:19,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:19,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:19,780 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:19,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 02:13:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:20,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:20,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:20,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:21,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 02:13:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:21,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:21,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:21,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:21,681 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:21,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 02:13:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:21,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:21,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:21,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:23,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 02:13:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:23,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:23,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:23,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:23,565 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:23,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 02:13:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:23,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:23,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:23,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:25,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 02:13:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:25,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:25,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:25,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:25,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:25,422 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:25,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 02:13:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:25,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:25,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:25,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:27,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-06 02:13:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:27,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:27,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:27,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:27,314 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:27,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 02:13:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:27,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:27,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:27,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:29,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 02:13:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:29,188 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:29,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:29,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:29,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:29,190 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:29,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 02:13:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:29,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:29,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:29,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:31,016 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:31,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 02:13:31,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:31,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:31,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:31,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:31,022 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:31,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 02:13:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:31,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:31,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:31,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:32,815 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:32,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 02:13:32,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:32,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:32,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:32,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:32,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:32,821 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:32,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 02:13:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:33,047 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:33,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:33,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:34,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 02:13:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:34,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:34,650 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:34,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:34,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:34,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:34,652 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:34,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 02:13:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:34,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:34,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:34,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:36,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 02:13:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:36,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:36,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:36,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:36,443 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:36,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 02:13:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:36,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:36,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:36,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:38,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 02:13:38,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:38,256 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:38,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:38,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:38,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:38,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:38,258 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:38,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 02:13:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:38,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:38,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:38,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:40,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 02:13:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:40,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:40,065 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:40,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:40,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:40,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:40,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:40,067 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:40,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 02:13:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:40,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:40,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:40,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:41,992 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:41,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 02:13:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:41,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:41,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:41,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:41,998 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:41,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 02:13:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:42,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:42,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:42,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:44,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 02:13:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:44,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:44,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:44,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:44,095 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:44,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 02:13:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:44,362 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:44,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:44,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:46,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 02:13:46,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:46,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:46,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:46,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:46,340 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:46,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 02:13:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:46,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:46,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:46,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:48,822 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:48,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 02:13:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:48,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:48,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:48,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:48,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:48,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:48,829 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:48,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 02:13:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:49,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:49,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:49,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:51,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 02:13:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:51,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:51,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:51,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:51,164 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:51,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 02:13:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:51,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:51,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:51,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:53,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 02:13:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:53,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:53,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:53,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:53,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:53,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:53,574 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:53,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 02:13:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:53,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:53,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:53,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:56,034 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:56,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 02:13:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:56,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:56,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:56,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:56,041 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:56,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 02:13:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:56,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:56,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:56,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:13:58,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 02:13:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:58,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:13:58,379 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:13:58,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:13:58,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:58,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:58,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:58,381 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:58,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 02:13:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:58,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:58,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:13:58,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:00,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 02:14:00,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:00,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:00,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:00,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:00,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:00,357 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:00,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 02:14:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:00,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:00,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:00,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:02,341 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:02,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 02:14:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:02,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:02,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:02,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:02,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:02,347 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:02,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 02:14:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:02,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:02,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:02,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:04,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 02:14:04,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:04,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:04,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:04,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:04,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:04,271 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:04,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 02:14:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:04,508 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:04,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:04,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:06,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 02:14:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:06,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:06,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:06,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:06,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:06,314 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:06,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 02:14:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:06,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:08,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 02:14:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:08,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:08,482 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:08,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:08,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:08,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:08,484 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:08,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 02:14:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:08,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:08,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:08,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:10,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 02:14:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:10,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:10,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:10,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:10,389 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:10,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 02:14:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:10,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:10,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:10,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:12,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 02:14:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:12,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:12,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:12,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:12,427 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:12,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 02:14:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:12,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:12,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:12,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:14,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 02:14:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:14,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:14,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:14,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:14,581 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:14,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 02:14:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:14,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:14,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:14,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:16,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 02:14:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:16,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:16,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:16,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:16,553 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:16,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 02:14:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:16,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:16,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:16,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:18,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Forceful destruction successful, exit code 0 [2024-12-06 02:14:18,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:18,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:18,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:18,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:18,530 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:18,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 02:14:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:18,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:18,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:18,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:20,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 02:14:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:20,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:20,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:20,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:20,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:20,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:20,526 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:20,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 02:14:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:20,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:20,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:20,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:22,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 02:14:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:22,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:22,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:22,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:22,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:22,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:22,474 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:22,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 02:14:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:22,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:22,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:22,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:24,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 02:14:24,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:24,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:24,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:24,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:24,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:24,442 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:24,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 02:14:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:24,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:24,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:24,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:26,415 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:26,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 02:14:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:26,419 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:26,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:26,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:26,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:26,421 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:26,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 02:14:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:26,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:26,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:26,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:28,457 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:28,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 02:14:28,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:28,463 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:28,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:28,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:28,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:28,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:28,465 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:28,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 02:14:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:28,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:28,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:28,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:30,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 02:14:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:30,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:30,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:30,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:30,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:30,481 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:30,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 02:14:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:30,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:30,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:30,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:32,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 02:14:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:32,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:32,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:32,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:32,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:32,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:32,561 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:32,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 02:14:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:32,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:32,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:32,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:34,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 02:14:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:34,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:34,570 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:34,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:34,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:34,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:34,572 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:34,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 02:14:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:34,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:34,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:34,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:36,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 02:14:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:36,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:36,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:36,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:36,547 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:36,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 02:14:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:36,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:36,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:36,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:38,762 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:38,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 02:14:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:38,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:38,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:38,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:38,769 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:38,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 02:14:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:39,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:39,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:39,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:40,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:40,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 02:14:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:40,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:40,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:40,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:40,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:40,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:40,956 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:40,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 02:14:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:41,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:41,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:41,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:42,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 02:14:42,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:42,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:42,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:42,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:42,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:42,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:42,887 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:42,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 02:14:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:43,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:43,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:43,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:44,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 02:14:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:44,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:44,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:44,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:44,908 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:44,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 02:14:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:45,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:45,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:45,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:46,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 02:14:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:46,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:46,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:46,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:46,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:46,733 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:46,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 02:14:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:46,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:46,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:46,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:48,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 02:14:48,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:48,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:48,833 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:48,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:48,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:48,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:48,835 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:48,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 02:14:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:49,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:49,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:49,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:51,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 02:14:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:51,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:51,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:51,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:51,068 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:51,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 02:14:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:51,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:51,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:51,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:53,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 02:14:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:53,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:53,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:53,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:53,034 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:53,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 02:14:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:53,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:53,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:53,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:54,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 02:14:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:54,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:54,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:54,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:54,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:54,996 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:54,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 02:14:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:55,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:55,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:55,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:57,182 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:57,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 02:14:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:57,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:57,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:57,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:57,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:57,189 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:57,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 02:14:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:57,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:57,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:57,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:14:59,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 02:14:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:14:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:14:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:14:59,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:59,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:59,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:59,470 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:59,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 02:14:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:59,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:59,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:14:59,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:01,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:01,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 02:15:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:01,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:01,577 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:01,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:01,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:01,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:01,579 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:01,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 02:15:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:01,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:01,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:01,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:03,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 02:15:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:03,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:03,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:03,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:03,684 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:03,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 02:15:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:03,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:03,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:03,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:05,654 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:05,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 02:15:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:05,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:05,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:05,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:05,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:05,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:05,660 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:05,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 02:15:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:05,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:05,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:05,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:07,565 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:07,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 02:15:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:07,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:07,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:07,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:07,572 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:07,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 02:15:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:07,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:07,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:07,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:09,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-06 02:15:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:09,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:09,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:09,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:09,559 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:09,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 02:15:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:09,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:09,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:09,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:11,511 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:11,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 02:15:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:11,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:11,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:11,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:11,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:11,517 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:11,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 02:15:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:11,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:11,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:11,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:13,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 02:15:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:13,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:13,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:13,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:13,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:13,524 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:13,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 02:15:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:13,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:13,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:13,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:15,464 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:15,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 02:15:15,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:15,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:15,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:15,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:15,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:15,470 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:15,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 02:15:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:15,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:15,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:15,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:17,432 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:17,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 02:15:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:17,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:17,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:17,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:17,437 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:17,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 02:15:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:17,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:17,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:17,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:19,432 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:19,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 02:15:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:19,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:19,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:19,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:19,438 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:19,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 02:15:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:19,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:19,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:19,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:21,597 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:21,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 02:15:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:21,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:21,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:21,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:21,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:21,604 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:21,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 02:15:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:21,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:21,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:21,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:23,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 02:15:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:23,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:23,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:23,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:23,704 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:23,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 02:15:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:23,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:23,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:23,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:25,785 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:25,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 02:15:25,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:25,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:25,790 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:25,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:25,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:25,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:25,791 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:25,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 02:15:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:26,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:26,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:26,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:27,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 02:15:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:27,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:27,923 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:27,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:27,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:27,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:27,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:27,925 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:27,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 02:15:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:28,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:28,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:28,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:29,847 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:29,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 02:15:29,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:29,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:29,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:29,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:29,854 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:29,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 02:15:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:30,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:30,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:30,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:31,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 02:15:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:31,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:31,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:31,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:31,752 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:31,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 02:15:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:31,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:31,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:31,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:33,676 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:33,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 02:15:33,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:33,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:33,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:33,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:33,682 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:33,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 02:15:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:33,925 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:33,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:33,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:35,565 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:35,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 02:15:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:35,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:35,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:35,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:35,571 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:35,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 02:15:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:35,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:35,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:35,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:37,397 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:37,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 02:15:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:37,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:37,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:37,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:37,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:37,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:37,403 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:37,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 02:15:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:37,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:37,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:37,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:39,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 02:15:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:39,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:39,283 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:39,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:39,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:39,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:39,285 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:39,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 02:15:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:39,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:39,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:39,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:41,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 02:15:41,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:41,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:41,279 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:41,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:41,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:41,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:41,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:41,281 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:41,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 02:15:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:41,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:41,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:41,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:43,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 02:15:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:43,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:43,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:43,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:43,361 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:43,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 02:15:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:43,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:43,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:43,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:45,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-06 02:15:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:45,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:45,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:45,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:45,294 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:45,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 02:15:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:45,527 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:45,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:45,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:47,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 02:15:47,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:47,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:47,191 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:47,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:47,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:47,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:47,193 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:47,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 02:15:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:47,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:47,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:47,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:49,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 02:15:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:49,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:49,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:49,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:49,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:49,179 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:49,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 02:15:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:49,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:49,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:49,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:51,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 02:15:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:51,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:51,282 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:51,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:51,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:51,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:51,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:51,283 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:51,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 02:15:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:51,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:51,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:51,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:53,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 02:15:53,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:53,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:53,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:53,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:53,202 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:53,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 02:15:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:53,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:53,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:53,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:55,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 02:15:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:55,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:55,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:55,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:55,061 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:55,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 02:15:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:55,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:55,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:55,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:56,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 02:15:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:56,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:56,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:56,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:56,957 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:56,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 02:15:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:57,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:57,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:57,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:15:58,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 02:15:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:58,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:15:58,833 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:15:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:15:58,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:58,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:58,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:58,835 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:58,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 02:15:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:59,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:59,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:15:59,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:00,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 02:16:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:00,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:00,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:00,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:00,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:00,723 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:00,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 02:16:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:00,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:00,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:00,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:02,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 02:16:02,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:02,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:02,587 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:02,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:02,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:02,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:02,588 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:02,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 02:16:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:02,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:02,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:02,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:04,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 02:16:04,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:04,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:04,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:04,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:04,559 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:04,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 02:16:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:04,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:04,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:04,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:06,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 02:16:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:06,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:06,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:06,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:06,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:06,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:06,542 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:06,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 02:16:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:06,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:06,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:06,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:08,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 02:16:08,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:08,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:08,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:08,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:08,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:08,445 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:08,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 02:16:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:08,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:08,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:08,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:10,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Forceful destruction successful, exit code 0 [2024-12-06 02:16:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:10,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:10,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:10,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:10,334 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:10,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 02:16:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:10,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:10,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:10,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:12,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 02:16:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:12,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:12,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:12,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:12,263 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:12,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 02:16:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:12,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:12,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:12,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:14,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Forceful destruction successful, exit code 0 [2024-12-06 02:16:14,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:14,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:14,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:14,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:14,200 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:14,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 02:16:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:14,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:14,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:14,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:16,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 02:16:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:16,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:16,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:16,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:16,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:16,065 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:16,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 02:16:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:16,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:16,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:16,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:17,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:17,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 02:16:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:17,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:17,953 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:17,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:17,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:17,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:17,955 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:17,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 02:16:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:18,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:18,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:18,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:19,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 02:16:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:19,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:19,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:19,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:19,853 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:19,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 02:16:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:20,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:20,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:20,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:21,988 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:21,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 02:16:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:21,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:21,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:21,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:21,996 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:21,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 02:16:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:22,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:22,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:22,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:23,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 02:16:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:23,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:23,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:23,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:23,762 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:23,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 02:16:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:23,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:23,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:23,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:25,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 02:16:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:25,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:25,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:25,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:25,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:25,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:25,777 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:25,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 02:16:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:26,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:26,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:26,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:27,777 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:27,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 02:16:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:27,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:27,781 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:27,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:27,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:27,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:27,783 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:27,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 02:16:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:28,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:28,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:28,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:29,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 02:16:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:29,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:29,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:29,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:29,935 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:29,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 02:16:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:30,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:30,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:30,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:32,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 02:16:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:32,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:32,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:32,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:32,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:32,098 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:32,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 02:16:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:32,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:32,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:32,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:34,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 02:16:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:34,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:34,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:34,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:34,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:34,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:34,214 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:34,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 02:16:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:34,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:34,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:34,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:36,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 02:16:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:36,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:36,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:36,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:36,158 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:36,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 02:16:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:36,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:36,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:36,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:38,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 02:16:38,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:38,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:38,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:38,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:38,054 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:38,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 02:16:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:38,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:38,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:38,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:40,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 02:16:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:40,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:40,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:40,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:40,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:40,097 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:40,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 02:16:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:40,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:40,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:40,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:42,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 02:16:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:42,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:42,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:42,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:42,140 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:42,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 02:16:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:42,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:42,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:42,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:44,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 02:16:44,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:44,095 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:44,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:44,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:44,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:44,097 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:44,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 02:16:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:44,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:44,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:44,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:45,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 02:16:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:46,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:46,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:46,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:46,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:46,003 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:46,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 02:16:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:46,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:46,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:46,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:47,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 02:16:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:47,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:47,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:47,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:47,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:47,973 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:47,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 02:16:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:48,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:48,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:48,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:49,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 02:16:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:49,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:49,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:49,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:49,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:49,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:49,843 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:49,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 02:16:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:50,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:50,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:50,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:51,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 02:16:51,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:51,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:51,822 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:51,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:51,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:51,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:51,824 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:51,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 02:16:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:52,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:52,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:52,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:53,754 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:53,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 02:16:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:53,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:53,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:53,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:53,760 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:53,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 02:16:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:53,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:53,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:53,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:55,646 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:55,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 02:16:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:55,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:55,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:55,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:55,652 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:55,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 02:16:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:55,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:55,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:55,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:57,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 02:16:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:57,714 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:57,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:57,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:57,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:57,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:57,716 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:57,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 02:16:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:57,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:57,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:57,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:16:59,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 02:16:59,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:59,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:16:59,611 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:16:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:16:59,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:59,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:59,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:59,612 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:59,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 02:16:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:59,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:59,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:16:59,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:01,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 02:17:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:01,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:01,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:01,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:01,515 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:01,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 02:17:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:01,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:01,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:01,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:03,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 02:17:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:03,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:03,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:03,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:03,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:03,384 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:03,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 02:17:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:03,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:03,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:03,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:05,307 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:05,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 02:17:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:05,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:05,313 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:05,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:05,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:05,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:05,315 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:05,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 02:17:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:05,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:05,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:05,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:07,200 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:07,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 02:17:07,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:07,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:07,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:07,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:07,207 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:07,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 02:17:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:07,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:07,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:07,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:09,029 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:09,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 02:17:09,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:09,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:09,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:09,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:09,036 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:09,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 02:17:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:09,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:09,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:09,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:10,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 02:17:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:10,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:10,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:10,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:10,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:10,877 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:10,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 02:17:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:11,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:11,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:11,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:12,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 02:17:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:12,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:12,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:12,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:12,748 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:12,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 02:17:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:12,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:12,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:12,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:14,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 02:17:14,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:14,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:14,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:14,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:14,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:14,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:14,604 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:14,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 02:17:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:14,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:14,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:14,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:16,517 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:16,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 02:17:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:16,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:16,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:16,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:16,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:16,524 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:16,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 02:17:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:16,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:16,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:16,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:18,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 02:17:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:18,653 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:18,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:18,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:18,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:18,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:18,655 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:18,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 02:17:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:18,909 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:18,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:18,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:20,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 02:17:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:20,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:20,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:20,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:20,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:20,685 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:20,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 02:17:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:21,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:21,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:21,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:22,725 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:22,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 02:17:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:22,730 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:22,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:22,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:22,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:22,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:22,732 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:22,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 02:17:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:23,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:23,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:23,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:24,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Forceful destruction successful, exit code 0 [2024-12-06 02:17:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:24,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:24,725 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:24,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:24,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:24,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:24,727 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:24,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 02:17:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:25,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:25,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:25,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:26,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 02:17:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:26,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:26,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:26,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:26,660 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:26,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 02:17:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:26,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:26,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:26,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:28,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 02:17:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:28,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:28,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:28,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:28,577 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:28,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 02:17:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:28,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:28,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:28,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:30,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 02:17:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:30,554 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:30,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:30,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:30,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:30,556 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:30,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 02:17:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:30,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:30,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:30,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:32,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 02:17:32,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:32,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:32,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:32,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:32,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:32,511 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:32,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 02:17:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:32,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:32,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:32,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:34,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 02:17:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:34,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:34,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:34,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:34,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:34,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:34,383 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:34,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 02:17:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:34,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:34,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:34,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:36,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 02:17:36,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:36,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:36,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:36,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:36,265 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:36,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 02:17:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:36,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:36,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:36,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:38,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 02:17:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:38,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:38,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:38,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:38,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:38,086 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:38,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 02:17:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:38,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:38,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:38,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:39,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 02:17:39,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:39,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:39,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:39,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:39,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:39,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:39,930 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:39,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 02:17:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:40,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:40,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:40,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:41,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 02:17:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:41,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:41,804 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:41,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:41,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:41,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:41,807 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:41,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 02:17:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:42,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:42,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:42,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:43,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 02:17:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:43,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:43,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:43,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:43,635 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:43,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 02:17:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:43,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:43,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:43,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:45,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 02:17:45,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:45,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:45,470 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:45,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:45,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:45,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:45,472 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:45,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 02:17:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:45,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:45,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:45,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:47,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-06 02:17:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:47,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:47,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:47,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:47,278 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:47,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 02:17:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:47,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:47,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:47,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:49,085 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:49,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 02:17:49,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:49,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:49,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:49,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:49,091 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:49,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 02:17:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:49,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:49,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:49,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:50,938 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:50,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-06 02:17:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:50,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:50,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:50,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:50,943 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:50,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 02:17:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:51,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:51,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:51,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:52,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 02:17:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:52,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:52,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:52,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:52,774 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:52,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 02:17:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:52,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:52,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:52,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:54,559 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:54,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 02:17:54,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:54,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:54,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:54,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:54,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:54,565 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:54,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 02:17:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:54,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:54,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:54,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:56,429 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:56,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 02:17:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:56,433 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:56,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:56,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:56,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:56,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:56,434 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:56,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 02:17:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:56,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:56,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:56,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:58,302 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:17:58,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 02:17:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:58,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:17:58,306 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:17:58,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:17:58,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:58,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:58,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:58,308 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:58,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 02:17:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:58,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:58,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:17:58,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:00,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 02:18:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:00,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:00,133 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:00,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:00,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:00,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:00,135 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:00,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 02:18:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:00,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:00,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:00,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:01,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Forceful destruction successful, exit code 0 [2024-12-06 02:18:01,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:01,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:01,983 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:01,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:01,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:01,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:01,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:01,985 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:01,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 02:18:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:02,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:02,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:02,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:03,884 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:03,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 02:18:03,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:03,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:03,889 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:03,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:03,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:03,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:03,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:03,891 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:03,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 02:18:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:04,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:04,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:04,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:05,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 02:18:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:05,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:05,711 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:05,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:05,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:05,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:05,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:05,713 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:05,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 02:18:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:05,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:05,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:05,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:07,526 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:07,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-06 02:18:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:07,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:07,530 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:07,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:07,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:07,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:07,532 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:07,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 02:18:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:07,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:07,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:07,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:09,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 02:18:09,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:09,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:09,366 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:09,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:09,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:09,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:09,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:09,368 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:09,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 02:18:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:09,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:09,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:09,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:11,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 02:18:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:11,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:11,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:11,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:11,190 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:11,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 02:18:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:11,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:11,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:11,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:12,977 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:12,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-06 02:18:12,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:12,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:12,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:12,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:12,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:12,982 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:12,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 02:18:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:13,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:13,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:13,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:14,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 02:18:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:14,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:14,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:14,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:14,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:14,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:14,825 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:14,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 02:18:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:15,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:15,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:15,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:16,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 02:18:16,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:16,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:16,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:16,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:16,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:16,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:16,639 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:16,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 02:18:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:16,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:16,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:16,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:18,430 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:18,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-06 02:18:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:18,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:18,434 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:18,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:18,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:18,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:18,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:18,436 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:18,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 02:18:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:18,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:18,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:18,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:20,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 02:18:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:20,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:20,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:20,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:20,256 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:20,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 02:18:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:20,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:20,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:20,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:22,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-06 02:18:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:22,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:22,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:22,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:22,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:22,037 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:22,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 02:18:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:22,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:22,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:22,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:23,838 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:23,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 02:18:23,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:23,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:23,842 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:23,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:23,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:23,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:23,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:23,843 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:23,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 02:18:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:24,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:24,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:24,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:25,653 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:25,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 02:18:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:25,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:25,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:25,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:25,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:25,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:25,660 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:25,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 02:18:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:25,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:25,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:25,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:27,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 02:18:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:27,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:27,544 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:27,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:27,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:27,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:27,545 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:27,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 02:18:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:27,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:27,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:27,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:29,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-06 02:18:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:29,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:29,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:29,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:29,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:29,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:29,362 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:29,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 02:18:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:29,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:29,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:29,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:31,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 02:18:31,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:31,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:31,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:31,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:31,227 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:31,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 02:18:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:31,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:31,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:31,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:33,029 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:33,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 02:18:33,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:33,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:33,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:33,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:33,035 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:33,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 02:18:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:33,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:33,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:33,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:34,918 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:34,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-06 02:18:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:34,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:34,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:34,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:34,923 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:34,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 02:18:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:35,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:35,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:35,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:36,737 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:36,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 02:18:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:36,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:36,741 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:36,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:36,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:36,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:36,742 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:36,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 02:18:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:36,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:36,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:36,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:38,561 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:38,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 02:18:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:38,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:38,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:38,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:38,567 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:38,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 02:18:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:38,784 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:38,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:38,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:40,396 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:40,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-06 02:18:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:40,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:40,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:40,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:40,402 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:40,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 02:18:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:40,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:40,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:40,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:42,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-06 02:18:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:42,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:42,234 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:42,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:42,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:42,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:42,236 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:42,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 02:18:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:42,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:42,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:42,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:44,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 02:18:44,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:44,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:44,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:44,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:44,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:44,152 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:44,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 02:18:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:44,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:44,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:44,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:45,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-06 02:18:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:46,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:46,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:46,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:46,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:46,001 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:46,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 02:18:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:46,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:46,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:46,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:47,791 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:47,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-06 02:18:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:47,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:47,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:47,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:47,797 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:47,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 02:18:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:47,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:48,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:48,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:49,585 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:49,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-06 02:18:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:49,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:49,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:49,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:49,591 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:49,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 02:18:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:49,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:49,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:49,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:51,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 02:18:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:51,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:51,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:51,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:51,422 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:51,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 02:18:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:51,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:51,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:51,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:53,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Forceful destruction successful, exit code 0 [2024-12-06 02:18:53,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:53,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:53,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:53,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:53,279 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:53,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 02:18:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:53,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:53,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:53,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:55,070 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:55,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-06 02:18:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:55,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:55,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:55,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:55,075 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:55,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 02:18:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:55,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:55,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:55,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:56,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 02:18:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:56,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:56,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:56,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:56,909 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:56,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 02:18:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:57,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:57,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:57,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:18:58,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 02:18:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:18:58,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:58,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:58,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:58,714 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:58,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 02:18:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:58,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:58,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:18:58,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:00,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 02:19:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:00,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:00,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:00,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:00,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:00,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:00,673 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:00,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 02:19:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:00,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:00,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:00,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:02,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 02:19:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:02,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:02,502 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:02,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:02,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:02,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:02,504 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:02,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 02:19:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:02,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:02,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:02,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:04,337 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:04,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 02:19:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:04,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:04,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:04,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:04,345 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:04,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 02:19:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:04,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:04,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:04,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:06,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-06 02:19:06,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:06,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:06,264 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:06,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:06,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:06,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:06,265 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:06,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 02:19:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:06,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:06,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:06,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:08,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 02:19:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:08,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:08,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:08,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:08,066 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:08,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 02:19:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:08,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:08,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:08,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:09,869 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:09,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 02:19:09,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:09,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:09,873 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:09,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:09,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:09,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:09,875 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:09,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 02:19:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:10,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:10,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:10,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:11,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 02:19:11,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:11,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:11,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:11,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:11,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:11,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:11,798 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:11,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 02:19:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:12,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:12,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:12,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:13,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-06 02:19:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:13,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:13,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:13,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:13,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:13,639 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:13,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 02:19:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:13,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:13,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:13,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:15,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Forceful destruction successful, exit code 0 [2024-12-06 02:19:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:15,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:15,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:15,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:15,435 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:15,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 02:19:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:15,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:15,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:15,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:17,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 02:19:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:17,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:17,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:17,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:17,280 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:17,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 02:19:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:17,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:17,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:17,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:19,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-06 02:19:19,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:19,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:19,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:19,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:19,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:19,254 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:19,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 02:19:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:19,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:19,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:19,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:21,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 02:19:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:21,113 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:21,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:21,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:21,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:21,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:21,115 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:21,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 02:19:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:21,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:21,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:21,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:22,958 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:22,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 02:19:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:22,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:22,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:22,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:22,964 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:22,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 02:19:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:23,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:23,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:23,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:24,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 02:19:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:24,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:24,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:24,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:24,924 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:24,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 02:19:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:25,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:25,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:25,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:26,753 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:26,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-06 02:19:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:26,757 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:26,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:26,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:26,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:26,759 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:26,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 02:19:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:26,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:26,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:26,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:28,551 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:28,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-06 02:19:28,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:28,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:28,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:28,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:28,557 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:28,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 02:19:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:28,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:28,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:28,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:30,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 02:19:30,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:30,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:30,394 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:30,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:30,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:30,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:30,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:30,395 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:30,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 02:19:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:30,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:30,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:30,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:32,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-06 02:19:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:32,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:32,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:32,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:32,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:32,216 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:32,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 02:19:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:32,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:32,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:32,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:34,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 02:19:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:34,162 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:34,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:34,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:34,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:34,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:34,164 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:34,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 02:19:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:34,392 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:34,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:34,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:35,974 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:35,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-06 02:19:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:35,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:35,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:35,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:35,980 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:35,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 02:19:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:36,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:36,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:36,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:37,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 02:19:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:37,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:37,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:37,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:37,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:37,792 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:37,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 02:19:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:38,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:38,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:38,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:39,733 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:39,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 02:19:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:39,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:39,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:39,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:39,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:39,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:39,740 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:39,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 02:19:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:40,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:40,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:40,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:41,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-06 02:19:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:41,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:41,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:41,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:41,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:41,624 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:41,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 02:19:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:41,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:41,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:41,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:43,441 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:43,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 02:19:43,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:43,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:43,446 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:43,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:43,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:43,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:43,447 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:43,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 02:19:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:43,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:43,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:43,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:45,231 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:45,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-06 02:19:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:45,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:45,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:45,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:45,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:45,237 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:45,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 02:19:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:45,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:45,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:45,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:47,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-06 02:19:47,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:47,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:47,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:47,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:47,161 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:47,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 02:19:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:47,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:47,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:47,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:48,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-06 02:19:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:49,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:49,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:49,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:49,001 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:49,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 02:19:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:49,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:49,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:49,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:50,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-06 02:19:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:50,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:50,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:50,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:50,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:50,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:50,816 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:50,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 02:19:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:51,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:51,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:51,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:52,766 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:52,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 02:19:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:52,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:52,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:52,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:52,772 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:52,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 02:19:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:52,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:53,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:53,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:54,625 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:54,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-06 02:19:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:54,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:54,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:54,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:54,632 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:54,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 02:19:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:54,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:54,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:54,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:56,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 02:19:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:56,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:56,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:56,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:56,503 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:56,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 02:19:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:56,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:56,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:56,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:58,367 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:19:58,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-06 02:19:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:19:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:19:58,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:19:58,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:58,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:58,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:58,373 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:58,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 02:19:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:58,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:58,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:19:58,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:00,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-06 02:20:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:00,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:00,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:00,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:00,224 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:00,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 02:20:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:00,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:00,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:00,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:02,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-06 02:20:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:02,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:02,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:02,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:02,141 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:02,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 02:20:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:02,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:02,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:02,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:03,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 02:20:03,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:03,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:03,997 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:03,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:03,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:03,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:03,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:03,999 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:04,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 02:20:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:04,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:04,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:04,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:05,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-06 02:20:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:05,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:05,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:05,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:05,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:05,956 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:05,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 02:20:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:06,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:06,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:06,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:07,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 02:20:07,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:07,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:07,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:07,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:07,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:07,789 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:07,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 02:20:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:08,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:08,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:08,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:09,612 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:09,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 02:20:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:09,616 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:09,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:09,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:09,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:09,618 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:09,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 02:20:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:09,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:09,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:09,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:11,466 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:11,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-06 02:20:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:11,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:11,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:11,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:11,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:11,472 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:11,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 02:20:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:11,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:11,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:11,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:13,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Forceful destruction successful, exit code 0 [2024-12-06 02:20:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:13,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:13,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:13,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:13,361 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:13,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 02:20:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:13,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:13,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:13,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:15,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 02:20:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:15,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:15,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:15,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:15,263 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:15,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 02:20:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:15,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:15,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:15,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:17,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-06 02:20:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:17,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:17,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:17,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:17,066 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:17,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 02:20:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:17,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:17,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:17,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:18,859 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:18,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-06 02:20:18,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:18,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:18,863 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:18,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:18,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:18,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:18,865 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:18,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 02:20:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:19,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:19,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:19,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:20,680 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:20,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 02:20:20,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:20,685 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:20,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:20,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:20,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:20,686 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:20,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 02:20:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:20,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:20,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:20,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:22,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 02:20:22,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:22,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:22,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:22,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:22,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:22,479 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:22,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 02:20:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:22,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:22,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:22,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:24,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Forceful destruction successful, exit code 0 [2024-12-06 02:20:24,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:24,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:24,276 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:24,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:24,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:24,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:24,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:24,277 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:24,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 02:20:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:24,477 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:24,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:24,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:26,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-06 02:20:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:26,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:26,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:26,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:26,089 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:26,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 02:20:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:26,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:26,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:26,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:27,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 02:20:27,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:27,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:27,929 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:27,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:27,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:27,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:27,930 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:27,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 02:20:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:28,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:28,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:28,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:29,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-12-06 02:20:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:29,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:29,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:29,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:29,725 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:29,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 02:20:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:29,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:29,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:29,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:31,563 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:31,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-06 02:20:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:31,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:31,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:31,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:31,568 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:31,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 02:20:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:31,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:31,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:31,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:33,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-06 02:20:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:33,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:33,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:33,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:33,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:33,381 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:33,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 02:20:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:33,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:33,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:33,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:35,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-06 02:20:35,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:35,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:35,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:35,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:35,179 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:35,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 02:20:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:35,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:35,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:35,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:36,994 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:36,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 02:20:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:36,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:36,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:36,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:36,999 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:37,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 02:20:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:37,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:37,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:37,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:38,766 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:38,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-06 02:20:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:38,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:38,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:38,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:38,773 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:38,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 02:20:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:38,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:39,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:39,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:40,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-12-06 02:20:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:40,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:40,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:40,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:40,583 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:40,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 02:20:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:40,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:40,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:40,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:42,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-06 02:20:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:42,410 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:42,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:42,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:42,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:42,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:42,412 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:42,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 02:20:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:42,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:42,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:42,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:44,175 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:44,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-06 02:20:44,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:44,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:44,179 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:44,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:44,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:44,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:44,181 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:44,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 02:20:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:44,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:44,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:44,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:45,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 02:20:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:45,980 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:45,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:45,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:45,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:45,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:45,982 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:45,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 02:20:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:46,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:46,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:46,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:47,773 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:47,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 02:20:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:47,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:47,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:47,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:47,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:47,778 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:47,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 02:20:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:47,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:47,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:47,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:49,560 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:49,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 02:20:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:49,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:49,564 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:49,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:49,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:49,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:49,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:49,566 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:49,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 02:20:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:49,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:49,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:49,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:51,394 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:51,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Forceful destruction successful, exit code 0 [2024-12-06 02:20:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:51,398 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:51,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:51,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:51,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:51,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:51,399 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:51,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 02:20:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:51,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:51,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:51,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:53,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-06 02:20:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:53,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:53,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:53,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:53,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:53,228 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:53,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 02:20:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:53,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:53,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:53,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:55,041 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:55,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-06 02:20:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:55,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:55,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:55,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:55,047 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:55,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 02:20:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:55,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:55,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:55,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:56,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-06 02:20:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:56,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:56,840 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:56,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:56,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:56,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:56,842 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:56,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 02:20:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:57,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:57,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:57,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:58,657 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:20:58,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-06 02:20:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:20:58,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:20:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:20:58,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:58,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:58,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:58,664 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:58,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 02:20:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:58,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:58,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:58,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:00,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-06 02:21:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:00,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:00,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:00,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:00,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:00,478 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:00,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 02:21:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:00,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:00,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:00,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:02,323 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:02,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Forceful destruction successful, exit code 0 [2024-12-06 02:21:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:02,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:02,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:02,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:02,329 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:02,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 02:21:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:02,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:02,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:02,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:04,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 02:21:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:04,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:04,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:04,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:04,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:04,150 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:04,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 02:21:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:04,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:04,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:04,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:05,965 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:05,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-06 02:21:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:05,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:05,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:05,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:05,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:05,971 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:05,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 02:21:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:06,191 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:06,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:06,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:07,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-06 02:21:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:07,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:07,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:07,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:07,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:07,813 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:07,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 02:21:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:08,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:08,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:08,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:09,628 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:09,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 02:21:09,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:09,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:09,633 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:09,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:09,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:09,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:09,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:09,634 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:09,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 02:21:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:09,862 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:09,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:09,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:11,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 02:21:11,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:11,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:11,475 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:11,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:11,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:11,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:11,477 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:11,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 02:21:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:11,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:11,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:11,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:13,266 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:13,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-06 02:21:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:13,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:13,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:13,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:13,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:13,271 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:13,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 02:21:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:13,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:13,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:13,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:15,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 02:21:15,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:15,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:15,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:15,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:15,099 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:15,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 02:21:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:15,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:15,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:15,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:16,896 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:16,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-06 02:21:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:16,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:16,900 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:16,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:16,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:16,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:16,902 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:16,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-06 02:21:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:17,107 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:17,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:17,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:18,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-06 02:21:18,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:18,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:18,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:18,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:18,720 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:18,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-06 02:21:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:18,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:18,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:18,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:20,563 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:20,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-06 02:21:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:20,567 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:20,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:20,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:20,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:20,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:20,569 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:20,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-06 02:21:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:20,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:20,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:20,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:22,384 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:22,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-06 02:21:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:22,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:22,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:22,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:22,390 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:22,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-06 02:21:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:22,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:22,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:22,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:24,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Forceful destruction successful, exit code 0 [2024-12-06 02:21:24,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:24,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:24,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:24,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:24,215 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:24,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-06 02:21:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:24,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:24,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:24,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:25,988 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:25,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-12-06 02:21:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:25,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:25,993 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:25,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:25,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:25,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:25,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:25,994 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:25,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-06 02:21:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:26,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:26,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:26,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:27,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-06 02:21:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:27,809 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:27,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:27,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:27,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:27,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:27,810 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:27,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-06 02:21:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:28,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:28,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:28,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:29,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-06 02:21:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:29,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:29,632 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:29,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:29,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:29,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:29,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:29,633 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:29,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-06 02:21:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:29,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:29,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:29,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:31,489 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:31,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-06 02:21:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:31,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:31,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:31,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:31,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:31,495 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:31,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-06 02:21:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:31,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:31,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:31,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:33,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-06 02:21:33,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:33,308 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:33,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:33,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:33,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:33,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:33,309 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:33,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-06 02:21:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:33,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:33,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:33,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:35,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-12-06 02:21:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:35,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:35,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:35,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:35,121 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:35,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-12-06 02:21:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:35,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:35,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:35,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:36,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-12-06 02:21:36,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:36,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:36,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:36,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:36,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:36,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:36,930 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:36,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-12-06 02:21:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:37,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:37,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:37,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:38,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Forceful destruction successful, exit code 0 [2024-12-06 02:21:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:38,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:38,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:38,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:38,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:38,717 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:38,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-12-06 02:21:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:38,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:38,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:38,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:40,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-12-06 02:21:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:40,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:40,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:40,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:40,512 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:40,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-12-06 02:21:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:40,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:40,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:40,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:42,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Forceful destruction successful, exit code 0 [2024-12-06 02:21:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:42,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:42,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:42,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:42,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:42,375 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:42,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-12-06 02:21:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:42,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:42,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:42,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:44,175 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:44,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-12-06 02:21:44,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:44,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:44,179 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:44,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:44,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:44,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:44,180 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:44,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-12-06 02:21:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:44,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:44,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:44,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:45,980 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:45,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-12-06 02:21:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:45,984 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:45,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:45,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:45,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:45,986 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:45,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-12-06 02:21:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:46,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:46,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:46,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:47,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-12-06 02:21:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:47,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:47,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:47,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:47,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:47,827 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:47,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-12-06 02:21:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:48,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:48,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:48,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:49,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-12-06 02:21:49,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:49,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:49,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:49,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:49,624 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:49,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-12-06 02:21:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:49,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:49,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:49,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:51,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-12-06 02:21:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:51,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:51,460 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:51,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:51,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:51,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:51,462 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:51,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-12-06 02:21:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:51,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:51,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:51,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:53,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-12-06 02:21:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:53,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:53,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:53,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:53,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:53,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:53,287 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:53,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-12-06 02:21:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:53,508 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:53,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:53,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:55,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Ended with exit code 0 [2024-12-06 02:21:55,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:55,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:55,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:55,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:55,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:55,145 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:55,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-12-06 02:21:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:55,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:55,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:55,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:56,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-12-06 02:21:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:56,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:56,976 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:56,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:56,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:56,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:56,978 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:56,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-12-06 02:21:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:57,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:57,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:57,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:21:58,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-12-06 02:21:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:21:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:21:58,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:21:58,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:58,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:58,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:58,837 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:58,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-12-06 02:21:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:59,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:59,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:21:59,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:00,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-12-06 02:22:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:00,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:00,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:00,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:00,650 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:00,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-12-06 02:22:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:00,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:00,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:00,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:02,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-12-06 02:22:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:02,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:02,502 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:02,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:02,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:02,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:02,504 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:02,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-12-06 02:22:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:02,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:02,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:02,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:04,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-12-06 02:22:04,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:04,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:04,304 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:04,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:04,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:04,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:04,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:04,306 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:04,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-12-06 02:22:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:04,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:04,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:04,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:06,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-12-06 02:22:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:06,137 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:06,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:06,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:06,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:06,139 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:06,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-12-06 02:22:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:06,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:06,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:06,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:07,959 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:07,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Ended with exit code 0 [2024-12-06 02:22:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:07,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:07,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:07,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:07,965 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:07,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-12-06 02:22:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:08,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:08,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:08,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:09,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Ended with exit code 0 [2024-12-06 02:22:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:09,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:09,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:09,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:09,822 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:09,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-12-06 02:22:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:10,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:10,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:10,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:11,692 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:11,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-12-06 02:22:11,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:11,696 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:11,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:11,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:11,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:11,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:11,697 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:11,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-12-06 02:22:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:11,894 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:11,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:11,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:13,480 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:13,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-12-06 02:22:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:13,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:13,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:13,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:13,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:13,487 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:13,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-12-06 02:22:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:13,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:13,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:13,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:15,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-12-06 02:22:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:15,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:15,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:15,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:15,346 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:15,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-12-06 02:22:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:15,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:15,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:15,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:17,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-12-06 02:22:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:17,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:17,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:17,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:17,145 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:17,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-12-06 02:22:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:17,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:17,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:17,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:18,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-12-06 02:22:18,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:18,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:18,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:18,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:18,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:18,955 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:18,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-12-06 02:22:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:19,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:19,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:19,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:20,792 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:20,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-12-06 02:22:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:20,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:20,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:20,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:20,798 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:20,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-12-06 02:22:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:21,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:21,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:21,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:22,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-12-06 02:22:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:22,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:22,596 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:22,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:22,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:22,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:22,598 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:22,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-12-06 02:22:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:22,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:22,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:22,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:24,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-12-06 02:22:24,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:24,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:24,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:24,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:24,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:24,442 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:24,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-12-06 02:22:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:24,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:24,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:24,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:26,232 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:26,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-12-06 02:22:26,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:26,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:26,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:26,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:26,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:26,237 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:26,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-12-06 02:22:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:26,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:26,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:26,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:28,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-12-06 02:22:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:28,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:28,031 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:28,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:28,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:28,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:28,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:28,033 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:28,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-12-06 02:22:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:28,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:28,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:28,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:29,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Ended with exit code 0 [2024-12-06 02:22:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:29,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:29,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:29,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:29,865 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:29,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-12-06 02:22:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:30,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:30,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:30,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:31,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-12-06 02:22:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:31,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:31,689 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:31,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:31,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:31,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:31,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:31,691 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:31,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-12-06 02:22:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:31,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:31,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:31,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:33,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-12-06 02:22:33,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:33,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:33,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:33,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:33,534 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:33,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-12-06 02:22:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:33,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:33,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:33,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:35,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Ended with exit code 0 [2024-12-06 02:22:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:35,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:35,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:35,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:35,336 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:35,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-12-06 02:22:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:35,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:35,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:35,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:37,193 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:37,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Forceful destruction successful, exit code 0 [2024-12-06 02:22:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:37,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:37,198 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:37,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:37,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:37,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:37,199 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:37,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-12-06 02:22:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:37,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:37,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:37,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:39,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Ended with exit code 0 [2024-12-06 02:22:39,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:39,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:39,017 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:39,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:39,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:39,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:39,018 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:39,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-12-06 02:22:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:39,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:39,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:39,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:40,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Forceful destruction successful, exit code 0 [2024-12-06 02:22:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:40,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:40,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:40,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:40,843 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:40,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-12-06 02:22:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:41,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:41,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:41,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:42,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-12-06 02:22:42,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:42,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:42,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:42,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:42,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:42,661 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:42,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-12-06 02:22:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:42,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:42,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:42,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:44,517 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:44,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-12-06 02:22:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:44,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:44,521 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:44,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:44,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:44,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:44,522 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:44,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-12-06 02:22:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:44,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:44,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:44,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:46,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-12-06 02:22:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:46,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:46,423 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:46,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:46,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:46,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:46,425 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:46,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-12-06 02:22:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:46,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:46,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:46,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:48,367 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:48,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-12-06 02:22:48,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:48,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:48,371 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:48,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:48,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:48,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:48,373 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:48,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-12-06 02:22:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:48,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:48,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:48,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:50,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-12-06 02:22:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:50,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:50,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:50,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:50,325 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:50,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-12-06 02:22:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:50,566 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:50,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:50,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:52,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-12-06 02:22:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:52,262 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:52,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:52,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:52,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:52,263 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:52,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-12-06 02:22:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:52,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:52,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:52,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:54,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Ended with exit code 0 [2024-12-06 02:22:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:54,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:54,088 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:54,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:54,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:54,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:54,089 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:54,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-12-06 02:22:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:54,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:54,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:54,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:55,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Ended with exit code 0 [2024-12-06 02:22:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:55,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:55,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:55,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:55,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:55,916 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:55,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-12-06 02:22:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:56,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:56,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:56,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:57,702 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:57,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-12-06 02:22:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:57,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:57,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:57,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:57,708 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:57,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-12-06 02:22:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:57,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:57,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:57,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:22:59,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Ended with exit code 0 [2024-12-06 02:22:59,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:22:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:22:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:22:59,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:59,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:59,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:59,559 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:59,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-12-06 02:22:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:59,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:59,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:22:59,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:01,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-12-06 02:23:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:01,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:01,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:01,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:01,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:01,436 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:01,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-12-06 02:23:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:01,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:01,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:01,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:03,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:03,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:03,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:03,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:03,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:03,321 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:03,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-12-06 02:23:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:03,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:03,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:03,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:05,136 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:05,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Ended with exit code 0 [2024-12-06 02:23:05,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:05,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:05,140 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:05,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:05,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:05,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:05,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:05,141 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:05,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-12-06 02:23:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:05,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:05,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:05,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:06,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:06,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:06,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:06,972 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:06,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:06,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:06,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:06,973 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:06,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-12-06 02:23:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:07,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:07,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:07,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:08,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Ended with exit code 0 [2024-12-06 02:23:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:08,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:08,814 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:08,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:08,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:08,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:08,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:08,816 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:08,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-12-06 02:23:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:09,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:09,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:09,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:10,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:10,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:10,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:10,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:10,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:10,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:10,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:10,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:10,603 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:10,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-12-06 02:23:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:10,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:10,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:10,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:12,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-12-06 02:23:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:12,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:12,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:12,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:12,502 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:12,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-12-06 02:23:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:12,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:12,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:12,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:14,341 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:14,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:14,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:14,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:14,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:14,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:14,347 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:14,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-12-06 02:23:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:14,559 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:14,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:14,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:16,155 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:16,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:16,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:16,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:16,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:16,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:16,160 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:16,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-12-06 02:23:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:16,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:16,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:16,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:18,034 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:18,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-12-06 02:23:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:18,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:18,038 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:18,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:18,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:18,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:18,039 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:18,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-12-06 02:23:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:18,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:18,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:18,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:19,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-12-06 02:23:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:19,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:19,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:19,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:19,846 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:19,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-12-06 02:23:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:20,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:20,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:20,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:21,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-12-06 02:23:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:21,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:21,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:21,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:21,750 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:21,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-12-06 02:23:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:21,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:21,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:21,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:23,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-12-06 02:23:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:23,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:23,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:23,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:23,621 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:23,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-12-06 02:23:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:23,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:23,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:23,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:25,430 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:25,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Ended with exit code 0 [2024-12-06 02:23:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:25,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:25,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:25,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:25,436 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:25,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-12-06 02:23:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:25,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:25,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:25,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:27,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-12-06 02:23:27,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:27,238 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:27,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:27,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:27,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:27,239 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:27,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-12-06 02:23:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:27,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:27,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:27,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:29,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-12-06 02:23:29,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:29,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:29,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:29,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:29,101 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:29,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-12-06 02:23:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:29,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:29,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:29,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:30,932 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:30,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-12-06 02:23:30,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:30,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:30,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:30,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:30,937 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:30,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-12-06 02:23:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:31,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:31,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:31,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:32,724 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:32,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-12-06 02:23:32,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:32,728 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:32,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:32,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:32,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:32,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:32,730 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:32,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-12-06 02:23:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:32,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:32,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:32,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:34,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-12-06 02:23:34,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:34,528 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:34,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:34,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:34,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:34,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:34,529 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:34,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-12-06 02:23:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:34,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:34,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:34,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:36,321 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:36,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Ended with exit code 0 [2024-12-06 02:23:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:36,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:36,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:36,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:36,326 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:36,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-12-06 02:23:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:36,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:36,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:36,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:38,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:38,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:38,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:38,119 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:38,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:38,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:38,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:38,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:38,120 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:38,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-12-06 02:23:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:38,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:38,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:38,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:39,901 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:39,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Ended with exit code 0 [2024-12-06 02:23:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:39,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:39,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:39,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:39,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:39,906 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:39,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-12-06 02:23:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:40,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:40,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:40,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:41,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-12-06 02:23:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:41,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:41,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:41,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:41,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:41,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:41,699 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:41,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-12-06 02:23:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:41,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:41,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:41,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:43,494 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:43,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:43,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:43,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:43,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:43,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:43,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:43,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:43,500 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:43,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-12-06 02:23:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:43,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:43,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:43,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:45,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Ended with exit code 0 [2024-12-06 02:23:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:45,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:45,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:45,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:45,314 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:45,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-12-06 02:23:45,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:45,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:45,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:45,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:47,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:47,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:47,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:47,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:47,148 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:47,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-12-06 02:23:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:47,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:47,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:47,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:48,959 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:48,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Ended with exit code 0 [2024-12-06 02:23:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:48,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:48,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:48,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:48,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:48,964 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:48,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-12-06 02:23:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:49,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:49,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:49,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:50,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Ended with exit code 0 [2024-12-06 02:23:50,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:50,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:50,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:50,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:50,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:50,813 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:50,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-12-06 02:23:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:51,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:51,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:51,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:52,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-12-06 02:23:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:52,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:52,611 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:52,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:52,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:52,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:52,612 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:52,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-12-06 02:23:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:52,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:52,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:52,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:54,487 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:54,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-12-06 02:23:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:54,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:54,491 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:54,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:54,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:54,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:54,492 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:54,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-12-06 02:23:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:54,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:54,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:54,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:56,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Forceful destruction successful, exit code 0 [2024-12-06 02:23:56,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:56,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:56,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:56,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:56,302 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:56,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-12-06 02:23:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:56,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:56,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:56,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:58,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-12-06 02:23:58,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:58,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:58,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:58,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:58,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:58,107 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:58,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-12-06 02:23:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:58,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:58,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:23:58,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:23:59,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-12-06 02:23:59,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:59,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:23:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:23:59,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:23:59,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:59,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:59,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:59,975 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:59,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-12-06 02:24:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:00,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:00,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:24:00,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:01,809 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:24:01,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-12-06 02:24:01,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:01,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:24:01,813 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:24:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:24:01,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:01,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:01,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:01,815 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:01,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-12-06 02:24:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:02,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:02,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:24:02,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:24:03,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-12-06 02:24:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:24:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:24:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:24:03,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:03,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:03,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:03,626 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:03,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-12-06 02:24:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:03,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:03,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:24:03,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:24:05,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-12-06 02:24:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:24:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:24:05,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:24:05,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:05,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:05,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:05,418 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:05,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e74063c-2cd7-4137-894f-2e94633a09a8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-12-06 02:24:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:05,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:05,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:24:05,659 INFO L279 TraceCheckSpWp]: Computing forward predicates...