./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8e52945473f8a7c8eae1b0fc6b7ff8d7bdd237133fbc5cccb42de41250f237e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:41,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:41,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:49:41,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:41,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:41,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:41,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:41,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:41,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:41,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:41,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:41,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:41,594 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:41,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:41,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:41,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:41,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:41,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:41,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:41,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:41,597 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_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8e52945473f8a7c8eae1b0fc6b7ff8d7bdd237133fbc5cccb42de41250f237e [2024-11-13 16:49:41,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:41,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:41,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:41,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:41,999 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:42,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i Unable to find full path for "g++" [2024-11-13 16:49:44,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:44,545 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:44,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i [2024-11-13 16:49:44,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data/2297e5f8d/4280b96182a743e6b59232896ae5a41a/FLAG3f1d295a4 [2024-11-13 16:49:44,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data/2297e5f8d/4280b96182a743e6b59232896ae5a41a [2024-11-13 16:49:44,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:44,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:44,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:44,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:44,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:44,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:44" (1/1) ... [2024-11-13 16:49:44,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c7869f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:44, skipping insertion in model container [2024-11-13 16:49:44,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:44" (1/1) ... [2024-11-13 16:49:44,622 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:44,829 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_0516007c-3405-40e4-8817-00f4a69f4dea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i[915,928] [2024-11-13 16:49:44,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:44,917 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:44,937 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_0516007c-3405-40e4-8817-00f4a69f4dea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i[915,928] [2024-11-13 16:49:44,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:45,001 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:45,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45 WrapperNode [2024-11-13 16:49:45,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:45,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:45,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:45,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:45,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,047 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 92 [2024-11-13 16:49:45,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:45,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:45,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:45,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:45,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,065 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:45,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:45,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:45,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:45,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:45,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:45,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:45,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:49:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:49:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:49:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:45,230 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:45,232 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:45,440 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:45,441 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:45,572 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:45,572 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:49:45,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:45 BoogieIcfgContainer [2024-11-13 16:49:45,573 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:45,574 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:45,574 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:45,586 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:45,586 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:45,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 16:49:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 16:49:45,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:49:45,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:45,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:45,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:46,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:46,194 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:49:46,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:49:46 ImpRootNode [2024-11-13 16:49:46,260 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:49:46,261 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:49:46,262 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:49:46,262 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:49:46,263 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:45" (3/4) ... [2024-11-13 16:49:46,267 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:49:46,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:49:46,270 INFO L158 Benchmark]: Toolchain (without parser) took 1686.40ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 86.2MB in the end (delta: 6.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-13 16:49:46,270 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:46,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.84ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 80.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:46,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.02ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:46,272 INFO L158 Benchmark]: Boogie Preprocessor took 25.46ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 77.1MB in the end (delta: 962.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:46,272 INFO L158 Benchmark]: RCFGBuilder took 498.52ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 56.9MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:49:46,273 INFO L158 Benchmark]: CodeCheck took 686.78ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 86.9MB in the end (delta: -30.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:46,274 INFO L158 Benchmark]: Witness Printer took 7.20ms. Allocated memory is still 117.4MB. Free memory was 86.2MB in the beginning and 86.2MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:46,276 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -128; [L23] unsigned short int var_1_3 = 16; [L24] unsigned long int var_1_7 = 1000; [L25] signed char var_1_8 = -4; [L26] signed short int var_1_9 = 2; [L27] unsigned char var_1_10 = 1; [L28] unsigned char var_1_11 = 0; [L29] double var_1_12 = 0.95; [L30] double var_1_13 = 9.8; [L31] signed short int last_1_var_1_9 = 2; [L32] unsigned char last_1_var_1_10 = 1; [L87] isInitial = 1 [L88] FCALL initially() [L89] int k_loop; [L90] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_3=16, var_1_7=1000, var_1_8=-4, var_1_9=2] [L90] COND TRUE k_loop < 1 [L91] CALL updateLastVariables() [L79] last_1_var_1_9 = var_1_9 [L80] last_1_var_1_10 = var_1_10 [L91] RET updateLastVariables() [L92] CALL updateVariables() [L63] var_1_3 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L65] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L66] var_1_7 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L68] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L69] var_1_8 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L71] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L72] var_1_11 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L74] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L75] var_1_13 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L92] RET updateVariables() [L93] CALL step() [L36] signed long int stepLocal_2 = last_1_var_1_9; [L37] unsigned char stepLocal_1 = (- var_1_7) <= last_1_var_1_9; [L38] unsigned char stepLocal_0 = last_1_var_1_10; [L39] COND TRUE stepLocal_0 || ((~ last_1_var_1_9) >= last_1_var_1_9) [L40] COND FALSE !(last_1_var_1_9 < stepLocal_2) [L49] var_1_1 = var_1_8 [L54] var_1_10 = var_1_11 [L55] var_1_12 = var_1_13 [L56] COND FALSE !(\read(var_1_10)) [L93] RET step() [L94] CALL, EXPR property() [L83-L84] return ((((last_1_var_1_10 || ((~ last_1_var_1_9) >= last_1_var_1_9)) ? ((last_1_var_1_9 < last_1_var_1_9) ? ((! last_1_var_1_10) ? (((last_1_var_1_9 > last_1_var_1_9) && ((- var_1_7) <= last_1_var_1_9)) ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_8))) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && (var_1_10 ? ((((4131182089u - var_1_3) - 200u) < var_1_1) ? (var_1_9 == ((signed short int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) var_1_13)) ; [L94] RET, EXPR property() [L94] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=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 0.83ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.84ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 80.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.02ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.46ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 77.1MB in the end (delta: 962.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 498.52ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 56.9MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 686.78ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 86.9MB in the end (delta: -30.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Witness Printer took 7.20ms. Allocated memory is still 117.4MB. Free memory was 86.2MB in the beginning and 86.2MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:49:46,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8e52945473f8a7c8eae1b0fc6b7ff8d7bdd237133fbc5cccb42de41250f237e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:49,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:49,767 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:49:49,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:49,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:49,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:49,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:49,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:49,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:49,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:49,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:49,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:49,855 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:49:49,856 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:49,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:49,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:49,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:49,857 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:49,857 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:49,857 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:49,857 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:49:49,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:49,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:49,858 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:49,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:49,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:49,858 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:49:49,859 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:49,859 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:49:49,859 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_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8e52945473f8a7c8eae1b0fc6b7ff8d7bdd237133fbc5cccb42de41250f237e [2024-11-13 16:49:50,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:50,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:50,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:50,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:50,314 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:50,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i Unable to find full path for "g++" [2024-11-13 16:49:52,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:52,924 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:52,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i [2024-11-13 16:49:52,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data/244a92a15/b7d94c863a6a4e8c963b59e98ac46e36/FLAGa6a4c5f8e [2024-11-13 16:49:52,956 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/data/244a92a15/b7d94c863a6a4e8c963b59e98ac46e36 [2024-11-13 16:49:52,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:52,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:52,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:52,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:52,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:52,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:52" (1/1) ... [2024-11-13 16:49:52,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb1799f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:52, skipping insertion in model container [2024-11-13 16:49:52,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:52" (1/1) ... [2024-11-13 16:49:52,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:53,204 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_0516007c-3405-40e4-8817-00f4a69f4dea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i[915,928] [2024-11-13 16:49:53,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:53,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:53,332 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_0516007c-3405-40e4-8817-00f4a69f4dea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-15.i[915,928] [2024-11-13 16:49:53,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:53,399 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:53,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53 WrapperNode [2024-11-13 16:49:53,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:53,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:53,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:53,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:53,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,461 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 91 [2024-11-13 16:49:53,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:53,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:53,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:53,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:53,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,485 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,505 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:53,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:53,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:53,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:53,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:53" (1/1) ... [2024-11-13 16:49:53,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:53,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:53,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:53,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:53,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:49:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:49:53,628 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:49:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:53,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:53,737 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:53,740 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:54,064 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:54,064 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:54,266 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:54,266 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:49:54,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:54 BoogieIcfgContainer [2024-11-13 16:49:54,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:54,268 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:54,268 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:54,281 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:54,281 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:54" (1/1) ... [2024-11-13 16:49:54,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:54,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:54,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 16:49:54,361 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 16:49:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:49:54,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:54,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:54,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:49:54,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:49:54,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:49:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:54,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:49:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:55,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:49:55,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:00,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:50:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:02,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-11-13 16:50:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-11-13 16:50:02,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:02,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:02,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:02,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:02,657 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:02,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:50:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:03,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:03,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:03,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:11,603 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:11,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:50:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:15,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:15,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:15,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:15,707 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:15,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:50:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:16,070 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:16,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:16,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:22,169 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:22,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 16:50:22,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:22,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:22,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:22,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:22,201 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:22,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:50:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:22,525 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:22,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:50:22,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:24,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 16:50:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:24,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:24,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:24,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:24,350 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:24,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 16:50:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:24,703 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:24,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:24,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:30,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 16:50:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:30,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:30,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:30,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:30,293 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:30,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 16:50:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:30,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:30,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:30,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:36,629 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:36,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 16:50:36,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:36,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:36,647 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:36,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:36,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:36,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:36,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:36,652 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:36,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 16:50:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:37,060 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:37,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:37,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:42,240 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:42,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 16:50:42,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:42,256 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:42,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:42,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:42,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:42,259 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:42,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 16:50:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:42,609 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:42,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:42,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:48,651 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:48,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 16:50:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:48,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:48,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:48,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:48,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:48,672 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:48,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 16:50:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:49,052 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:49,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:50:49,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:53,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 16:50:53,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2024-11-13 16:50:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-11-13 16:50:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:50:53,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:53,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:53,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:53,899 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:53,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 16:50:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:54,212 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:50:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:54,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 16:50:54,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:50:59,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 16:51:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:02,723 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:02,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:02,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:02,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:02,731 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:02,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 16:51:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:03,052 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:03,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:03,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:07,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 16:51:07,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:07,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:07,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:07,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:07,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:07,896 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:07,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 16:51:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:08,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:08,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:08,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:09,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 16:51:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:10,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:10,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:10,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:10,038 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:10,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 16:51:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:10,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:10,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:10,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:14,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 16:51:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:14,844 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:14,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:14,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:14,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:14,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:14,848 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:14,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 16:51:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:15,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:15,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:15,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:16,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:16,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:16,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:16,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:16,995 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:16,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 16:51:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:17,301 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:17,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:17,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:21,923 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:21,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:21,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:21,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:21,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:21,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:21,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:21,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:21,938 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:21,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 16:51:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:22,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:22,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:22,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:26,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 16:51:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:26,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:26,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:26,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:26,778 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:26,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 16:51:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:27,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:27,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:27,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:31,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 16:51:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:31,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:31,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:31,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:31,665 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:31,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 16:51:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:31,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:31,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:32,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:33,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:33,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:33,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:33,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:33,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:33,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:33,692 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:33,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 16:51:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:33,991 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:34,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:34,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:38,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 16:51:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:38,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:38,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:38,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:38,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:38,527 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:38,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 16:51:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:38,871 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:38,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:38,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:40,503 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:40,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 16:51:40,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:40,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:40,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:40,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:40,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:40,715 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:40,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 16:51:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:41,030 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:41,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:41,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:45,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2024-11-13 16:51:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-13 16:51:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:45,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:45,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:45,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:45,534 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:45,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 16:51:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:45,906 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:45,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:45,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:47,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 16:51:48,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:48,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:51:48,368 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:51:48,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:48,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:48,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:48,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:48,371 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:48,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 16:51:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:48,665 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:48,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:48,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:50,339 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:50,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 16:51:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:51:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:51:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:50,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:50,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:50,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:50,551 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:50,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 16:51:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:50,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:50,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:50,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:55,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:51:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:51:55,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:55,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:55,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:55,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:55,295 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:55,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 16:51:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:55,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:55,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:55,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:57,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:57,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:51:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:51:57,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:57,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:57,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:57,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:57,248 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:57,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 16:51:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:57,540 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:57,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:57,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:51:58,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 16:51:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:51:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:51:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:59,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:59,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:59,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:59,208 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:59,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 16:51:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:59,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:59,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:51:59,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:03,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 16:52:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:03,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:03,999 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:04,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:04,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:04,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:04,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:04,004 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:04,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 16:52:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:04,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:04,328 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:04,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:08,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 16:52:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:08,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:08,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:08,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:08,756 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:08,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 16:52:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:09,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:09,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:52:09,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:10,634 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:10,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-13 16:52:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:10,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:10,826 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:10,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:10,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:10,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:10,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:10,828 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:10,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 16:52:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:11,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:11,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:11,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:15,548 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:15,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 16:52:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:15,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:15,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:15,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:15,561 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:15,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 16:52:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:15,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:15,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:15,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:20,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 16:52:20,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:20,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:20,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:20,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:20,423 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:20,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 16:52:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:20,720 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:20,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:20,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:25,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 16:52:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:25,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:25,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:25,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:25,193 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:25,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 16:52:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:25,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:25,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:52:25,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:26,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 16:52:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:27,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:27,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:27,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:27,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:27,158 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:27,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 16:52:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:27,453 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:27,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:27,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:31,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 16:52:31,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:31,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:31,999 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:31,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:31,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:31,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:31,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:32,001 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:32,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 16:52:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:32,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:32,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:32,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:36,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 16:52:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:36,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:36,819 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:36,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:36,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:36,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:36,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:36,821 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:36,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 16:52:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:37,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:37,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:37,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:41,591 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:41,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 16:52:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:41,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:41,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:41,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:41,609 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:41,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 16:52:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:41,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:41,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:41,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:46,382 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:46,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-13 16:52:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:46,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:46,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:46,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:46,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:46,399 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:46,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 16:52:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:46,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:46,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:46,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:51,307 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:51,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 16:52:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:51,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:51,319 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:51,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:51,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:51,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:51,321 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:51,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 16:52:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:51,615 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:51,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:52:51,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:53,062 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:53,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 16:52:53,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:53,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:53,194 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:53,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:53,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:53,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:53,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:53,197 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:53,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 16:52:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:53,492 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:53,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:52:53,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:57,958 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:57,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 16:52:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:57,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:52:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:52:57,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:52:57,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:57,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:52:57,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:52:57,975 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:52:57,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 16:52:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:58,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:52:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:58,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:52:58,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:52:59,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 16:53:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:00,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:00,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:00,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:00,032 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:00,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 16:53:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:00,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:00,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:00,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:04,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 16:53:04,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:04,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:04,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:04,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:04,800 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:04,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 16:53:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:05,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:05,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:05,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:06,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-13 16:53:06,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:06,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:06,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:06,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:06,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:06,875 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:06,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 16:53:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:07,179 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:07,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:07,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:11,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 16:53:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:11,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:11,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:11,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:11,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:11,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:11,638 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:11,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 16:53:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:11,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:11,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:11,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:13,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 16:53:13,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:13,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:13,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:13,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:13,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:13,611 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:13,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 16:53:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:13,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:13,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:13,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:15,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 16:53:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:15,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:15,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:15,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:15,568 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:15,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 16:53:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:15,862 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:15,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:15,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:20,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 16:53:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:20,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:20,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:20,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:20,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:20,285 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:20,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 16:53:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:20,582 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:20,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:20,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:20,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:22,096 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:22,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 16:53:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:22,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:22,315 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:22,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:22,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:22,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:22,317 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:22,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 16:53:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:22,616 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:22,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:22,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:27,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 16:53:27,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:27,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:27,077 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:27,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:27,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:27,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:27,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:27,079 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:27,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 16:53:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:27,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:27,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:27,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:28,857 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:28,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-13 16:53:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:29,047 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:29,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:29,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:29,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:29,049 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:29,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 16:53:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:29,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:29,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:29,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:33,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 16:53:33,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:33,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:33,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:33,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:33,841 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:33,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 16:53:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:34,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:34,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 16:53:34,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:38,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 16:53:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:38,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:38,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:38,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:38,832 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:38,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 16:53:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:39,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:39,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:39,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:40,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-13 16:53:40,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:40,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:40,883 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:40,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:40,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:40,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:40,885 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:40,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 16:53:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:41,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:41,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:41,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:45,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-13 16:53:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:45,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:45,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:45,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:45,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:45,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:45,643 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:45,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 16:53:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:45,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:45,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:45,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:47,395 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:47,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 16:53:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:47,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:47,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:47,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:47,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:47,591 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:47,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 16:53:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:47,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:47,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:47,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:52,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-13 16:53:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:52,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:52,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:52,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:52,358 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:52,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 16:53:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:52,652 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:52,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:53:52,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:54,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 16:53:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:54,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:54,381 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:54,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:54,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:54,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:54,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:54,385 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:54,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 16:53:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:54,689 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:54,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:54,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:53:59,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 16:53:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:59,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:53:59,176 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:53:59,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:53:59,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:59,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:53:59,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:53:59,178 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:53:59,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 16:53:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:59,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:53:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:59,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:53:59,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:04,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 16:54:04,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:04,039 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:04,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:04,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:04,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:04,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:04,042 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:04,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 16:54:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:04,351 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:04,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:54:04,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:05,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 16:54:06,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:06,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:06,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:06,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:06,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:06,027 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:06,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 16:54:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:06,334 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:06,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:06,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:10,940 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:10,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-11-13 16:54:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:10,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:10,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:10,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:10,951 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:10,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 16:54:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:11,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:11,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:54:11,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:12,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 16:54:12,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:12,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:12,974 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:12,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:12,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:12,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:12,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:12,977 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:12,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 16:54:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:13,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:13,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:13,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:17,711 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:17,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-13 16:54:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:17,729 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:17,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:17,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:17,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:17,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:17,734 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:17,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 16:54:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:18,032 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:18,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:18,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:22,584 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:22,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 16:54:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:22,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:22,598 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:22,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:22,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:22,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:22,600 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:22,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 16:54:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:22,894 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:22,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:22,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:27,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 16:54:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:27,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:27,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:27,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:27,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:27,373 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:27,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 16:54:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:27,668 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:27,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:27,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:32,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 16:54:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:32,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:32,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:32,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:32,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:32,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:32,173 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:32,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 16:54:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:32,481 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:32,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:54:32,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:33,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 16:54:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:34,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:34,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:34,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:34,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:34,128 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:34,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 16:54:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:34,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:34,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:34,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:38,821 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:38,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-13 16:54:38,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:38,833 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:38,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:38,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:38,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:38,838 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:38,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 16:54:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:39,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:39,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:39,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:43,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-13 16:54:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:43,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:43,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:43,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:43,746 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:43,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 16:54:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:44,040 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:44,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:54:44,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:45,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-13 16:54:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:46,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:46,058 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:46,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:46,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:46,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:46,060 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:46,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 16:54:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:46,353 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:46,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:46,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:50,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-11-13 16:54:50,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:50,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:50,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:50,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:50,912 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:50,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 16:54:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:51,205 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:51,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:54:51,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:55,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-11-13 16:54:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:55,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:55,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:55,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:55,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:55,623 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 16:54:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:55,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:55,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:54:55,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:57,379 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:54:57,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-13 16:54:57,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:54:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:54:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:54:57,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:57,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:57,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:57,520 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:57,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 16:54:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:57,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:57,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 16:54:57,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:03,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 16:55:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:03,156 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:03,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:03,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:03,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:03,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:03,159 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:03,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 16:55:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:03,486 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:03,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:03,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:04,998 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:05,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:05,180 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:05,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:05,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:05,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:05,181 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:05,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 16:55:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:05,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:05,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:05,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:07,437 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:07,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-11-13 16:55:07,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:07,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:07,746 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:07,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:07,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:07,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:07,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:07,749 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:07,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 16:55:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:08,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:08,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:08,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:13,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-11-13 16:55:13,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:13,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:13,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:13,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:13,100 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:13,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 16:55:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:13,520 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:13,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:13,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:18,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-11-13 16:55:18,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:18,791 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:18,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:18,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:18,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:18,793 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:18,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 16:55:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:19,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:19,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:19,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:20,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:20,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:20,950 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:20,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:20,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:20,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:20,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:20,952 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:20,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 16:55:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:21,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:21,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:21,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:25,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-11-13 16:55:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:25,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:25,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:25,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:25,926 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:25,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 16:55:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:26,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:26,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:26,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:27,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:27,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:27,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:27,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:27,969 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:27,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 16:55:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:28,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:28,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:28,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:33,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-11-13 16:55:33,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:33,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:33,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:33,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:33,250 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:33,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 16:55:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:33,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:33,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:33,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:35,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-11-13 16:55:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:35,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:35,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:35,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:35,319 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:35,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 16:55:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:35,622 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:35,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:35,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:40,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:40,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:40,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:40,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:40,507 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:40,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 16:55:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:40,843 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:40,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:40,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:45,628 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:45,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-13 16:55:45,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:45,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:45,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:45,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:45,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:45,645 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:45,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 16:55:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:45,981 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:46,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:46,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:47,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-13 16:55:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:47,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:47,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:47,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:47,815 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:47,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 16:55:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:48,142 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:48,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:48,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:49,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 16:55:49,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:49,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:49,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:49,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:49,953 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:49,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 16:55:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:50,282 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:50,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:50,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:54,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 16:55:54,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:54,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:54,933 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:54,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:54,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:54,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:54,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:54,936 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:54,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 16:55:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:55,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:55,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:55:55,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:56,825 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:55:56,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-13 16:55:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:55:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:55:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:55:57,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:57,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:57,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:57,011 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:57,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 16:55:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:57,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:57,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:55:57,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:01,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-13 16:56:01,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:01,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:01,950 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:01,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:01,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:01,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:01,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:01,952 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:01,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 16:56:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:02,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:02,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:56:02,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:03,734 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:03,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 16:56:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:03,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:03,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:03,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:03,934 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:03,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 16:56:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:04,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:04,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:04,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:08,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:08,756 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:08,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:08,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:08,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:08,758 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:08,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 16:56:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:09,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:09,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:56:09,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:10,688 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:10,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:10,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:10,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:10,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:10,901 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:10,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 16:56:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:11,215 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:11,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:11,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:16,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-13 16:56:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:16,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:16,203 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:16,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:16,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:16,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:16,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:16,205 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:16,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 16:56:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:16,517 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:16,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:16,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:21,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-13 16:56:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:21,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:21,399 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:21,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:21,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:21,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:21,403 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:21,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 16:56:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:21,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:21,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:21,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:26,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:26,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:26,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:26,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:26,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:26,531 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:26,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 16:56:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:26,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:26,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:26,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:31,654 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:31,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:31,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:31,664 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:31,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:31,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:31,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:31,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:31,667 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:31,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 16:56:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:31,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:32,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:32,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:36,795 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:36,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-11-13 16:56:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:36,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:36,805 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:36,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:36,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:36,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:36,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:36,807 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:36,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 16:56:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:37,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:37,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:56:37,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:38,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:38,957 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:38,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:38,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:38,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:38,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:38,961 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:38,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 16:56:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:39,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:39,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:56:39,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:40,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-13 16:56:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:41,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:41,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:41,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:41,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:41,164 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:41,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 16:56:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:41,481 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:41,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:41,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:46,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:46,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:46,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:46,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:46,014 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:46,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 16:56:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:46,347 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:46,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:56:46,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:47,883 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:47,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-13 16:56:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:48,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:48,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:48,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:48,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:48,165 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:48,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 16:56:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:48,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:48,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:56:48,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:50,287 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:50,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-13 16:56:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:50,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:50,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:50,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:50,504 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:50,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 16:56:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:50,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:50,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:50,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:56:55,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-13 16:56:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:56:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:56:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:56:55,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:55,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:55,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:55,517 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:55,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 16:56:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:55,827 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:55,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:55,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:00,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-11-13 16:57:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:00,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:00,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:00,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:00,670 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:00,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-13 16:57:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:00,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:01,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:01,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:02,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Forceful destruction successful, exit code 0 [2024-11-13 16:57:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:02,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:02,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:02,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:02,696 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:02,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-13 16:57:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:03,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:03,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:03,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:07,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-11-13 16:57:07,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:07,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:07,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:07,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:07,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:07,641 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:07,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-13 16:57:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:08,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:08,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:08,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:09,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-11-13 16:57:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:09,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:09,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:09,829 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:09,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-13 16:57:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:10,146 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:10,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:10,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:14,842 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:14,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-11-13 16:57:14,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:14,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:14,851 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:14,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:14,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:14,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:14,853 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:14,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-13 16:57:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:15,215 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:15,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:15,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:16,721 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:16,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-11-13 16:57:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:16,943 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:16,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:16,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:16,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:16,945 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:16,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-13 16:57:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:17,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:17,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:17,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:18,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-11-13 16:57:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:18,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:18,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:18,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:18,995 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:18,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-13 16:57:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:19,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:19,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:19,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:24,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Forceful destruction successful, exit code 0 [2024-11-13 16:57:24,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:24,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:24,018 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:24,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:24,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:24,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:24,025 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:24,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-13 16:57:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:24,343 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:24,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:24,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:25,894 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:25,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-11-13 16:57:26,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:26,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:26,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:26,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:26,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:26,120 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:26,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-13 16:57:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:26,491 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:26,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:26,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:31,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-13 16:57:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:31,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:31,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:31,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:31,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:31,122 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:31,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-13 16:57:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:31,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:31,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:31,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:33,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:33,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-13 16:57:33,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:33,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:33,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:33,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:33,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:33,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:33,317 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:33,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-13 16:57:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:33,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:33,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:33,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:38,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-13 16:57:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:38,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:38,513 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:38,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:38,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:38,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:38,516 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:38,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-13 16:57:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:38,820 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:38,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:38,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:43,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-11-13 16:57:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:43,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:43,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:43,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:43,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:43,641 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:43,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-13 16:57:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:43,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:43,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:43,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:48,994 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:48,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-13 16:57:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:49,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:49,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:49,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:49,016 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:49,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-13 16:57:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:49,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:49,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:49,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:54,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-11-13 16:57:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:54,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:54,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:54,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:54,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:54,495 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:54,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-13 16:57:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:54,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:54,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:54,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:56,523 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:56,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-11-13 16:57:56,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:56,821 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:56,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:56,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:56,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:56,826 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:56,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-13 16:57:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:57,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:57,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:57:57,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:57:58,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Forceful destruction successful, exit code 0 [2024-11-13 16:57:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:57:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:57:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:57:59,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:59,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:57:59,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:57:59,061 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:57:59,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-13 16:57:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:59,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:57:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:59,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:57:59,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:04,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-11-13 16:58:04,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:04,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:04,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:04,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:04,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:04,343 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:04,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-13 16:58:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:04,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:04,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:04,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:06,219 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:06,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:06,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:06,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:06,452 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:06,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:06,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:06,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:06,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:06,454 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:06,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-13 16:58:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:06,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:06,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:06,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:08,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:08,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:08,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:08,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:08,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:08,596 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:08,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-13 16:58:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:08,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:08,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:08,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:13,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:13,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:13,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:13,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:13,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:13,809 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:13,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-13 16:58:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:14,210 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:14,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:14,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:15,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-11-13 16:58:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:16,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:16,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:16,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:16,024 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:16,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-13 16:58:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:16,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:16,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:16,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:21,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:21,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:21,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:21,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:21,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:21,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:21,057 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:21,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-13 16:58:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:21,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:21,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:21,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:26,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:26,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:26,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:26,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:26,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:26,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:26,150 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:26,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-13 16:58:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:26,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:26,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:26,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:28,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-13 16:58:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:28,370 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:28,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:28,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:28,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:28,372 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:28,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-13 16:58:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:28,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:28,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:28,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:33,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-11-13 16:58:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:33,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:33,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:33,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:33,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:33,552 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:33,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-13 16:58:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:33,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:33,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:33,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:38,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:38,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:38,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:38,415 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:38,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:38,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:38,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:38,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:38,417 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:38,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-13 16:58:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:38,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:38,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:38,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:40,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-11-13 16:58:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:40,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:40,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:40,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:40,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:40,640 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:40,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-13 16:58:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:40,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:40,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:40,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:42,623 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:42,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:42,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:42,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:42,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:42,881 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:42,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-13 16:58:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:43,321 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:43,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:43,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:47,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-11-13 16:58:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:47,935 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:47,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:47,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:47,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:47,937 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:47,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-13 16:58:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:48,247 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:48,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:58:48,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:49,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Forceful destruction successful, exit code 0 [2024-11-13 16:58:50,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:50,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:50,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:50,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:50,071 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:50,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-13 16:58:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:50,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:50,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:50,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:54,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-11-13 16:58:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:54,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:54,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:54,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:54,997 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:54,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-13 16:58:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:55,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:58:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:55,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:58:55,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:58:59,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-11-13 16:58:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:58:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:58:59,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:58:59,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:59,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:58:59,887 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:58:59,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-13 16:59:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:00,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:00,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:59:00,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:01,750 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:01,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-13 16:59:01,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:01,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:01,965 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:01,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:01,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:01,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:01,967 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:01,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-13 16:59:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:02,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:02,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:02,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:06,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-13 16:59:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:06,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:06,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:06,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:06,815 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:06,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-13 16:59:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:07,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:07,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:59:07,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:08,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-13 16:59:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:08,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:08,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:08,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:08,914 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:08,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-13 16:59:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:09,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:09,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:09,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:13,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-11-13 16:59:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:13,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:13,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:13,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:13,832 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:13,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-13 16:59:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:14,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:14,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:14,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:18,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-13 16:59:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:18,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:18,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:18,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:18,643 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:18,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-13 16:59:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:18,948 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:18,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:59:18,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:20,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-13 16:59:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:20,806 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:20,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:20,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:20,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:20,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:20,808 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:20,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-13 16:59:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:21,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:21,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:21,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:25,643 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:25,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-11-13 16:59:25,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:25,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:25,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:25,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:25,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:25,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:25,654 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:25,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-13 16:59:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:25,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:26,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:59:26,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:27,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-11-13 16:59:27,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:27,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:27,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:27,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:27,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:27,743 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:27,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-13 16:59:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:28,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:28,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:28,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:32,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-13 16:59:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:32,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:32,651 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:32,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:32,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:32,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:32,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:32,653 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:32,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-13 16:59:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:32,986 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:33,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:33,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:37,509 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:37,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-13 16:59:37,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:37,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:37,530 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:37,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:37,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:37,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:37,532 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:37,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-13 16:59:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:37,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:37,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:37,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:42,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-11-13 16:59:42,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:42,536 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:42,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:42,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:42,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:42,538 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:42,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-13 16:59:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:42,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:42,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:42,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:47,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-13 16:59:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:47,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:47,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:47,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:47,426 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:47,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-13 16:59:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:47,748 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:47,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:47,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:52,377 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:52,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-13 16:59:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:52,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:52,388 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:52,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:52,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:52,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:52,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:52,390 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:52,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-13 16:59:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:52,715 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:52,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:52,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:57,254 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 16:59:57,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-13 16:59:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 16:59:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 16:59:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:59:57,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:57,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:57,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:57,267 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:57,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-13 16:59:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:57,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:57,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:59:57,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:02,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-13 17:00:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:02,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:02,332 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:02,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:02,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:02,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:02,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:02,334 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:02,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-13 17:00:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:02,657 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:02,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:02,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:07,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-13 17:00:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:07,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:07,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:07,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:07,216 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:07,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-13 17:00:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:07,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:07,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:07,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:12,247 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:12,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-13 17:00:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:12,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:12,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:12,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:12,258 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:12,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-13 17:00:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:12,582 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:12,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:12,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:17,115 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:17,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-13 17:00:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:17,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:17,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:17,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:17,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:17,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:17,131 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:17,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-13 17:00:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:17,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:17,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:17,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:22,143 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:22,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-11-13 17:00:22,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:22,153 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:22,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:22,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:22,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:22,158 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:22,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-13 17:00:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:22,490 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:22,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:22,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:24,025 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:24,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-13 17:00:24,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:24,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:24,238 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:24,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:24,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:24,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:24,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:24,240 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:24,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-13 17:00:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:24,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:24,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:24,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:26,183 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:26,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-13 17:00:26,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:26,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:26,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:26,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:26,429 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:26,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-13 17:00:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:26,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:26,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:26,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:31,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-13 17:00:31,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:31,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:31,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:31,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:31,411 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:31,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-13 17:00:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:31,733 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:31,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:31,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:33,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-13 17:00:33,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:33,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:33,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:33,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:33,407 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:33,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-13 17:00:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:33,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:33,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:33,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:35,267 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:35,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-13 17:00:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:35,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:35,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:35,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:35,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:35,436 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:35,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-13 17:00:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:35,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:35,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:35,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:40,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-13 17:00:40,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:40,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:40,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:40,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:40,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:40,407 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:40,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-13 17:00:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:40,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:40,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:40,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:42,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-11-13 17:00:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:42,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:42,468 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:42,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:42,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:42,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:42,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:42,470 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:42,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-13 17:00:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:42,792 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:42,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:42,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:44,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-13 17:00:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:44,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:44,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:44,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:44,548 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:44,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-13 17:00:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:44,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:44,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:44,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:46,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-11-13 17:00:46,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:46,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:46,641 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:46,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:46,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:46,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:46,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:46,643 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:46,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-13 17:00:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:46,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:47,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:47,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:51,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-11-13 17:00:51,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:51,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:51,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:51,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:51,660 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:51,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-13 17:00:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:51,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:52,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:52,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:56,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-13 17:00:56,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:56,543 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:56,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:56,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:56,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:56,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:56,545 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:56,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-13 17:00:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:56,864 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:56,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:00:56,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:00:58,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-11-13 17:00:58,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:00:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:00:58,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:00:58,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:58,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:58,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:58,673 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:58,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-13 17:00:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:58,997 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:59,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:00:59,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:03,587 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:03,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-11-13 17:01:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:03,597 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:03,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:03,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:03,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:03,599 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:03,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-13 17:01:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:03,919 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:03,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:03,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:08,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-11-13 17:01:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:08,490 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:08,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:08,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:08,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:08,493 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:08,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-13 17:01:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:08,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:08,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:01:08,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:10,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-11-13 17:01:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:10,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:10,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:10,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:10,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:10,795 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:10,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-13 17:01:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:11,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:11,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:11,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:15,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-13 17:01:15,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:15,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:15,672 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:15,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:15,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:15,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:15,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:15,679 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:15,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-13 17:01:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:15,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:16,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:16,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:20,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-11-13 17:01:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:20,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:20,663 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:20,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:20,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:20,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:20,665 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:20,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-13 17:01:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:20,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:21,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:01:21,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:22,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-13 17:01:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:22,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:22,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:22,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:22,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:22,736 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:22,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-13 17:01:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:23,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:23,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:23,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:27,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-13 17:01:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:27,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:27,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:27,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:27,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:27,606 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:27,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-13 17:01:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:27,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:27,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:01:27,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:29,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Forceful destruction successful, exit code 0 [2024-11-13 17:01:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:29,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:29,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:29,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:29,767 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:29,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-13 17:01:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:30,091 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:30,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:30,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:34,607 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:34,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-13 17:01:34,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:34,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:34,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:34,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:34,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:34,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:34,619 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:34,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-13 17:01:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:34,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:34,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:34,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:39,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-13 17:01:39,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:39,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:39,719 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:39,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:39,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:39,723 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:39,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-13 17:01:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:40,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:40,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:01:40,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:41,624 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:41,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Forceful destruction successful, exit code 0 [2024-11-13 17:01:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:41,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:41,850 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:41,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:41,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:41,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:41,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:41,852 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:41,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-13 17:01:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:42,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:42,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:42,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:46,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-11-13 17:01:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:46,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:46,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:46,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:46,753 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:46,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-13 17:01:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:47,070 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:47,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:47,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:51,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-11-13 17:01:51,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:51,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:51,771 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:51,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:51,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:51,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:51,773 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:51,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-13 17:01:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:52,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:52,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:01:52,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:54,294 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:01:54,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-11-13 17:01:54,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:54,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:01:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:01:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:01:54,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:54,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:54,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:54,565 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:54,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-13 17:01:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:54,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:55,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:01:55,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:01,015 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:01,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:01,033 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:01,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:01,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:01,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:01,035 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:01,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-13 17:02:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:01,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:01,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:02:01,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:03,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:03,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:03,536 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:03,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:03,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:03,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:03,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:03,538 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:03,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-13 17:02:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:03,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:04,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:04,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:09,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-11-13 17:02:09,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:09,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:09,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:09,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:09,859 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:09,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-13 17:02:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:10,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:10,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:02:10,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:12,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-13 17:02:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:12,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:12,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:12,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:12,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:12,395 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:12,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-13 17:02:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:12,824 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:12,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:12,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:19,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-13 17:02:19,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:19,353 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:19,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:19,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:19,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:19,359 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:19,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-13 17:02:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:19,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:19,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:19,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:25,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:25,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-13 17:02:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:25,699 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:25,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:25,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:25,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:25,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:25,706 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:25,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-13 17:02:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:26,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:26,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:02:26,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:28,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-11-13 17:02:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:28,433 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:28,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:28,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:28,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:28,437 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:28,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-13 17:02:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:28,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:28,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:28,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:35,043 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:35,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-13 17:02:35,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:35,056 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:35,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:35,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:35,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:35,058 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:35,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-13 17:02:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:35,509 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:35,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:35,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:41,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:41,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:41,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:41,637 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:41,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:41,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:41,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:41,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:41,645 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:41,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-13 17:02:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:42,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:42,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:42,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:48,139 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:48,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:48,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:48,151 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:48,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:48,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:48,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:48,153 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:48,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-13 17:02:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:48,587 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:48,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:48,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:53,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:53,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:53,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:53,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:53,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:53,702 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:53,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-13 17:02:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:54,047 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:54,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:02:54,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:55,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:56,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:56,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:56,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:56,028 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:56,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-13 17:02:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:56,351 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:56,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:02:56,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:58,540 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:02:58,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-13 17:02:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:02:58,783 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:02:58,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:02:58,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:58,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:58,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:58,785 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:58,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-13 17:02:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:59,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:59,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:02:59,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:05,072 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:05,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-11-13 17:03:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:05,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:05,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:05,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:05,085 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:05,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-13 17:03:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:05,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:05,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:05,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:11,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-11-13 17:03:11,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:11,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:11,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:11,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:11,248 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:11,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-13 17:03:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:11,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:11,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:03:11,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:13,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-11-13 17:03:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:13,495 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:13,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:13,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:13,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:13,497 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:13,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-13 17:03:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:13,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:13,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:03:13,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:15,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Forceful destruction successful, exit code 0 [2024-11-13 17:03:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:15,733 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:15,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:15,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:15,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:15,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:15,735 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:15,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-13 17:03:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:16,109 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:16,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:16,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:21,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-13 17:03:21,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:21,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:21,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:21,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:21,483 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:21,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-13 17:03:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:21,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:21,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:03:21,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:23,584 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:23,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-13 17:03:23,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:23,830 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:23,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:23,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:23,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:23,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:23,832 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:23,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-13 17:03:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:24,194 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:24,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:03:24,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:25,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Forceful destruction successful, exit code 0 [2024-11-13 17:03:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:26,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:26,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:26,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:26,124 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:26,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-13 17:03:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:26,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:26,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:26,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:31,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-13 17:03:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:31,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:31,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:31,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:31,317 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:31,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-13 17:03:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:31,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:31,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:31,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:37,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-11-13 17:03:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:37,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:37,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:37,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:37,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:37,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:37,011 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:37,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-13 17:03:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:37,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:37,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:37,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:42,550 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:42,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-11-13 17:03:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:42,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:42,561 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:42,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:42,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:42,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:42,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:42,563 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:42,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-13 17:03:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:42,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:42,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:03:42,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:44,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-11-13 17:03:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:44,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:44,876 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:44,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:44,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:44,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:44,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:44,878 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:44,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-13 17:03:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:45,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:45,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:45,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:50,359 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:50,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Forceful destruction successful, exit code 0 [2024-11-13 17:03:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:50,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:50,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:50,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:50,372 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:50,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-13 17:03:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:50,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:50,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:50,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:03:57,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-13 17:03:57,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:03:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:03:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:03:57,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:57,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:03:57,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:03:57,293 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:03:57,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-13 17:03:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:57,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:03:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:57,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:03:57,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:04,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-13 17:04:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:04,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:04,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:04,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:04,856 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:04,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-13 17:04:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:05,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:05,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:04:05,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:07,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-11-13 17:04:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:08,130 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:08,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:08,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:08,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:08,133 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:08,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-13 17:04:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:08,628 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:08,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:04:08,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:15,394 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:15,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-13 17:04:15,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:15,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:15,410 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:15,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:15,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:15,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:15,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:15,413 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:15,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-13 17:04:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:15,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:15,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:04:15,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:22,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-11-13 17:04:22,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:22,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:22,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:22,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:22,719 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:22,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-13 17:04:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:23,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:23,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:04:23,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:25,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-13 17:04:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:25,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:25,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:25,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:25,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:25,845 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:25,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-13 17:04:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:26,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:26,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:04:26,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:28,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Forceful destruction successful, exit code 0 [2024-11-13 17:04:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:28,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:28,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:28,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:28,862 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:28,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-13 17:04:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:29,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:29,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 17:04:29,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:31,700 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 17:04:31,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-11-13 17:04:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 130 transitions. [2024-11-13 17:04:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 17:04:32,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 17:04:32,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:32,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:04:32,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:04:32,078 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:04:32,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0516007c-3405-40e4-8817-00f4a69f4dea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-13 17:04:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:32,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:04:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:32,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 17:04:32,604 INFO L278 TraceCheckSpWp]: Computing forward predicates...