./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f3c671fd90b32c42295a3fff7f6ed38c1953794fa7bfd867d0ac70cf5a873bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:33:47,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:33:47,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:33:47,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:33:47,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:33:47,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:33:47,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:33:47,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:33:47,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:33:47,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:33:47,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:33:47,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:33:47,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:33:47,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:33:47,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:33:47,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:33:47,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:33:47,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:33:47,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:33:47,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:33:47,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:47,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:33:47,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:33:47,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:33:47,528 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:33:47,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:33:47,528 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_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3c671fd90b32c42295a3fff7f6ed38c1953794fa7bfd867d0ac70cf5a873bc [2024-12-06 05:33:47,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:33:47,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:33:47,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:33:47,782 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:33:47,782 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:33:47,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i [2024-12-06 05:33:50,588 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/04daee475/67c6f557fbe54073a64f0c90bb02f493/FLAGee875cc51 [2024-12-06 05:33:50,782 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:33:50,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i [2024-12-06 05:33:50,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/04daee475/67c6f557fbe54073a64f0c90bb02f493/FLAGee875cc51 [2024-12-06 05:33:50,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/04daee475/67c6f557fbe54073a64f0c90bb02f493 [2024-12-06 05:33:50,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:33:50,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:33:50,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:50,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:33:50,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:33:50,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:50" (1/1) ... [2024-12-06 05:33:50,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f6cfa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:50, skipping insertion in model container [2024-12-06 05:33:50,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:50" (1/1) ... [2024-12-06 05:33:50,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:33:50,981 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_3069daf3-a946-4c29-b317-77354a396660/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i[915,928] [2024-12-06 05:33:51,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:51,021 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:33:51,034 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_3069daf3-a946-4c29-b317-77354a396660/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i[915,928] [2024-12-06 05:33:51,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:51,063 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:33:51,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51 WrapperNode [2024-12-06 05:33:51,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:51,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:51,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:33:51,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:33:51,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,099 INFO L138 Inliner]: procedures = 26, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 65 [2024-12-06 05:33:51,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:51,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:33:51,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:33:51,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:33:51,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,114 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,118 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:33:51,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:33:51,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:33:51,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:33:51,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:51,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:33:51,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:33:51,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:33:51,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:33:51,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:33:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:33:51,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:33:51,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:33:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:33:51,262 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:33:51,265 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:33:51,401 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 05:33:51,401 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:33:51,467 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:33:51,467 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:33:51,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:33:51 BoogieIcfgContainer [2024-12-06 05:33:51,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:33:51,468 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:33:51,468 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:33:51,478 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:33:51,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:33:51" (1/1) ... [2024-12-06 05:33:51,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:33:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:51,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-06 05:33:51,534 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-06 05:33:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:33:51,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:51,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:33:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:33:51,662 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:33:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:33:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:33:51,771 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:33:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:33:51,816 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:33:51,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:33:51 ImpRootNode [2024-12-06 05:33:51,849 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:33:51,850 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:33:51,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:33:51,850 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:33:51,851 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:33:51" (3/4) ... [2024-12-06 05:33:51,854 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:33:51,855 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:33:51,856 INFO L158 Benchmark]: Toolchain (without parser) took 1048.45ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 68.4MB in the end (delta: 48.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 05:33:51,856 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:51,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.42ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:33:51,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.75ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.2MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:33:51,858 INFO L158 Benchmark]: Boogie Preprocessor took 22.02ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:51,858 INFO L158 Benchmark]: RCFGBuilder took 344.52ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 88.0MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:33:51,859 INFO L158 Benchmark]: CodeCheck took 381.05ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 68.7MB in the end (delta: 19.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:33:51,859 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 142.6MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:51,862 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 36, overapproximation of someBinaryFLOATComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someUnaryFLOAToperation at line 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 63.45; [L23] unsigned long int var_1_2 = 3925393104; [L24] unsigned long int var_1_3 = 256; [L25] unsigned long int var_1_4 = 2; [L26] float var_1_5 = 3.6; [L27] float var_1_6 = 99.372; [L28] double var_1_7 = 32.15; [L61] isInitial = 1 [L62] FCALL initially() [L64] FCALL updateLastVariables() [L65] CALL updateVariables() [L42] var_1_2 = __VERIFIER_nondet_ulong() [L43] CALL assume_abort_if_not(var_1_2 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=256, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not(var_1_2 >= 2147483647) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=256, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L44] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=256, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=256, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L45] var_1_3 = __VERIFIER_nondet_ulong() [L46] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L47] CALL assume_abort_if_not(var_1_3 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_3 <= 1073741824) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=2, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L48] var_1_4 = __VERIFIER_nondet_ulong() [L49] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L50] CALL assume_abort_if_not(var_1_4 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=5368709119, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_4 <= 1073741823) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=5368709119, var_1_5=18/5, var_1_6=24843/250, var_1_7=643/20] [L51] var_1_5 = __VERIFIER_nondet_float() [L52] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=5368709119, var_1_6=24843/250, var_1_7=643/20] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=1269/20, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=5368709119, var_1_6=24843/250, var_1_7=643/20] [L65] RET updateVariables() [L66] CALL step() [L32] unsigned long int stepLocal_0 = 10u / 16u; [L33] COND TRUE (var_1_2 - (var_1_3 + var_1_4)) <= stepLocal_0 [L34] var_1_1 = var_1_5 [L38] var_1_6 = var_1_5 [L39] var_1_7 = var_1_5 [L66] RET step() [L67] CALL, EXPR property() [L57-L58] return ((((var_1_2 - (var_1_3 + var_1_4)) <= (10u / 16u)) ? (var_1_1 == ((float) var_1_5)) : (var_1_1 == ((float) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && (var_1_6 == ((float) var_1_5))) && (var_1_7 == ((double) var_1_5)) ; [L67] RET, EXPR property() [L67] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=2, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=5368709119, var_1_5=2, var_1_6=2, var_1_7=2] [L19] reach_error() VAL [isInitial=1, var_1_1=2, var_1_2=-2147483649, var_1_3=-11811160064, var_1_4=5368709119, var_1_5=2, var_1_6=2, var_1_7=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.42ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.75ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.2MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.02ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.52ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 88.0MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 381.05ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 68.7MB in the end (delta: 19.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 142.6MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:33:51,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f3c671fd90b32c42295a3fff7f6ed38c1953794fa7bfd867d0ac70cf5a873bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:33:54,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:33:54,472 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:33:54,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:33:54,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:33:54,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:33:54,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:33:54,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:33:54,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:33:54,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:33:54,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:33:54,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:33:54,509 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:33:54,510 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:33:54,510 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:33:54,510 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:33:54,510 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:33:54,510 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:54,510 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:33:54,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:33:54,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:54,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:33:54,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:33:54,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:33:54,511 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:33:54,512 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:54,512 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:33:54,512 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_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3c671fd90b32c42295a3fff7f6ed38c1953794fa7bfd867d0ac70cf5a873bc [2024-12-06 05:33:54,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:33:54,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:33:54,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:33:54,837 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:33:54,838 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:33:54,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i [2024-12-06 05:33:58,281 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/b2e57710c/7d3526f4304d4752a3e81d95be9c7b94/FLAGce5ce684e [2024-12-06 05:33:58,537 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:33:58,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i [2024-12-06 05:33:58,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/b2e57710c/7d3526f4304d4752a3e81d95be9c7b94/FLAGce5ce684e [2024-12-06 05:33:58,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/data/b2e57710c/7d3526f4304d4752a3e81d95be9c7b94 [2024-12-06 05:33:58,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:33:58,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:33:58,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:58,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:33:58,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:33:58,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f0baae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58, skipping insertion in model container [2024-12-06 05:33:58,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,603 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:33:58,777 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_3069daf3-a946-4c29-b317-77354a396660/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i[915,928] [2024-12-06 05:33:58,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:58,830 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:33:58,840 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_3069daf3-a946-4c29-b317-77354a396660/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-16.i[915,928] [2024-12-06 05:33:58,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:58,865 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:33:58,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58 WrapperNode [2024-12-06 05:33:58,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:58,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:58,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:33:58,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:33:58,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,898 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 65 [2024-12-06 05:33:58,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:58,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:33:58,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:33:58,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:33:58,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,915 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:33:58,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:33:58,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:33:58,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:33:58,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:58" (1/1) ... [2024-12-06 05:33:58,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:58,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:33:58,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:33:58,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:33:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:33:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:33:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:33:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:33:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:33:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:33:59,060 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:33:59,062 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:33:59,384 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 05:33:59,384 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:33:59,464 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:33:59,464 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:33:59,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:33:59 BoogieIcfgContainer [2024-12-06 05:33:59,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:33:59,466 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:33:59,466 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:33:59,488 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:33:59,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:33:59" (1/1) ... [2024-12-06 05:33:59,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:33:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-06 05:33:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-06 05:33:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:33:59,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:59,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:59,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:33:59,571 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:33:59,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:34:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:00,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:00,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:00,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:03,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:34:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:04,020 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:04,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:04,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:04,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:04,023 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:04,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:34:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:04,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:04,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:04,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:06,818 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:06,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:34:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:06,875 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:06,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:06,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:06,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:06,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:06,878 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:06,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:34:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:07,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:07,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:07,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:09,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:34:09,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:09,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:09,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:09,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:09,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:09,410 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:09,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:34:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:10,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:10,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:10,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:12,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:34:12,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:12,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:12,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:12,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:12,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:12,085 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:12,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:34:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:12,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:12,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:12,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:14,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:34:14,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:14,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:14,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:14,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:14,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:14,630 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:14,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:34:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:15,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:15,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:15,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:17,104 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:17,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:34:17,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:17,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:17,117 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:17,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:17,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:17,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:17,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:17,120 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:17,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:34:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:17,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:17,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:17,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:19,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:34:19,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:19,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:19,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:19,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:19,589 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:19,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:34:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:20,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:20,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:20,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:21,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:34:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:21,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:21,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:21,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:21,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:21,836 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:21,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:34:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:22,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:22,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:22,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:23,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:34:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:23,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:23,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:23,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:23,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:23,526 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:23,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 05:34:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:23,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:24,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:24,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:25,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 05:34:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:25,266 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:25,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:25,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:25,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:25,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:25,268 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:25,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 05:34:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:25,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:25,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:25,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:26,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 05:34:27,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:27,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:27,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:27,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:27,006 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:27,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 05:34:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:27,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:27,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:27,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:28,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 05:34:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:28,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:28,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:28,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:28,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:28,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:28,591 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:28,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 05:34:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:29,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:29,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:29,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:30,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 05:34:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:30,360 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:30,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:30,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:30,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:30,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:30,362 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:30,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 05:34:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:30,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:30,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:30,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:32,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 05:34:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:32,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:32,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:32,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:32,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:32,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:32,084 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:32,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 05:34:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:32,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:32,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:32,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:33,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 05:34:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:33,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:33,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:33,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:33,766 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:33,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 05:34:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:34,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:34,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:34,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:35,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 05:34:35,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:35,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:35,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:35,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:35,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:35,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:35,449 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:35,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 05:34:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:35,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:35,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:35,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:37,152 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:37,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 05:34:37,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:37,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:37,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:37,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:37,163 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:37,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 05:34:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:37,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:37,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:37,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:38,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-12-06 05:34:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:38,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:38,782 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:38,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:38,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:38,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:38,784 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:38,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 05:34:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:39,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:39,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:39,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:40,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 05:34:40,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:40,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:40,440 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:40,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:40,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:40,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:40,443 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:40,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 05:34:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:40,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:40,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:40,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:42,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 05:34:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:42,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:42,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:42,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:42,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:42,035 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:42,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 05:34:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:42,461 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:42,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:42,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:43,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 05:34:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:43,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:43,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:43,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:43,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:43,661 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:43,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:34:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:44,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:44,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:44,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:45,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 05:34:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:45,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:45,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:45,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:45,328 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:45,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:34:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:45,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:45,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:45,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:46,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:34:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:46,960 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:46,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:46,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:46,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:46,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:46,962 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:46,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:34:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:47,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:47,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:47,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:48,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:34:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:48,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:48,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:48,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:48,934 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:48,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:34:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:49,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:49,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:49,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:51,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:34:51,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:51,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:51,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:51,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:51,218 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:51,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:34:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:51,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:51,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:51,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:53,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:34:53,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:53,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:53,316 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:53,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:53,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:53,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:53,318 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:53,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:34:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:53,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:53,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:53,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:55,386 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:55,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:34:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:55,397 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:55,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:55,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:55,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:55,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:55,399 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:55,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 05:34:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:55,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:56,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:56,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:57,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 05:34:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:57,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:57,542 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:57,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:57,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:57,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:57,545 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:57,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 05:34:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:58,184 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:58,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:34:58,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:34:59,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 05:34:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:34:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:34:59,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:34:59,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:59,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:59,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:59,712 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:59,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 05:35:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:00,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:00,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:00,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:01,288 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:01,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 05:35:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:01,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:01,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:01,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:01,297 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:01,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 05:35:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:01,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:01,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:01,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:02,910 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:02,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 05:35:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:02,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:02,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:02,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:02,920 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:02,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 05:35:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:03,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:03,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:03,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:04,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 05:35:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:04,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:04,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:04,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:04,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:04,545 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:04,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 05:35:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:04,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:05,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:05,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:06,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 05:35:06,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:06,230 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:06,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:06,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:06,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:06,232 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:06,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 05:35:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:06,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:06,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:06,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:08,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 05:35:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:08,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:08,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:08,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:08,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:08,018 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:08,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 05:35:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:08,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:08,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:08,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:09,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 05:35:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:09,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:09,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:09,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:09,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:09,667 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:09,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 05:35:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:10,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:10,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:10,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:11,250 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:11,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 05:35:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:11,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:11,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:11,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:11,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:11,260 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:11,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 05:35:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:11,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:11,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:11,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:12,945 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:12,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 05:35:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:12,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:12,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:12,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:12,955 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:12,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 05:35:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:13,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:13,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:13,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:14,921 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:14,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 05:35:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:14,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:14,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:14,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:14,935 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:14,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 05:35:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:15,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:15,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:15,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:16,995 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:16,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 05:35:17,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:17,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:17,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:17,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:17,006 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:17,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 05:35:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:17,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:17,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:17,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:18,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 05:35:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:18,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:18,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:18,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:18,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:18,666 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:18,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 05:35:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:19,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:19,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:19,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:20,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 05:35:20,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:20,331 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:20,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:20,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:20,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:20,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:20,332 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:20,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 05:35:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:20,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:20,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:20,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:21,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 05:35:21,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:21,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:21,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:21,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:21,919 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:21,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 05:35:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:22,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:22,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:22,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:23,868 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:23,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 05:35:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:23,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:23,878 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:23,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:23,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:23,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:23,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:23,881 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:23,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 05:35:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:24,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:24,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:24,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:26,313 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:26,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 05:35:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:26,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:26,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:26,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:26,323 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:26,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 05:35:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:26,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:26,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:26,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:27,962 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:27,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 05:35:27,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:27,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:27,970 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:27,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:27,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:27,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:27,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:27,972 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:27,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 05:35:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:28,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:28,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:28,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:29,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 05:35:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:29,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:29,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:29,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:29,574 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:29,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 05:35:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:30,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:30,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:30,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:31,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 05:35:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:31,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:31,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:31,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:31,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:31,136 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:31,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 05:35:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:31,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:31,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:31,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:33,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 05:35:33,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:33,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:33,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:33,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:33,218 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:33,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 05:35:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:33,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:33,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:33,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:35,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 05:35:35,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:35,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:35,603 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:35,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:35,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:35,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:35,605 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:35,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 05:35:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:36,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:36,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:36,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:37,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 05:35:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:37,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:37,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:37,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:37,619 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:37,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 05:35:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:38,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:38,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:38,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:39,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 05:35:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:39,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:39,141 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:39,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:39,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:39,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:39,143 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:39,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 05:35:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:39,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:39,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:39,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:40,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 05:35:40,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:40,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:40,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:40,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:40,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:40,735 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:40,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 05:35:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:41,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:41,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:41,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:42,381 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:42,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 05:35:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:42,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:42,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:42,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:42,390 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:42,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 05:35:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:42,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:42,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:42,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:44,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 05:35:44,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:44,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:44,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:44,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:44,253 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:44,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 05:35:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:44,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:44,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:44,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:45,806 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:45,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 05:35:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:45,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:45,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:45,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:45,816 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:45,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 05:35:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:46,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:46,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:46,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:47,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-12-06 05:35:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:47,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:47,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:47,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:47,486 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:47,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 05:35:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:47,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:47,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:47,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:49,117 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:49,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 05:35:49,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:49,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:49,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:49,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:49,127 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:49,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 05:35:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:49,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:49,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:49,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:50,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 05:35:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:50,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:50,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:50,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:50,938 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:50,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 05:35:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:51,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:51,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:51,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:52,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 05:35:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:52,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:52,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:52,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:52,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:52,587 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:52,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 05:35:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:53,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:53,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:53,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:54,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 05:35:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:54,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:54,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:54,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:54,225 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:54,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 05:35:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:54,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:54,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:54,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:56,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 05:35:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:56,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:56,044 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:56,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:56,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:56,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:56,046 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:56,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 05:35:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:56,511 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:56,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:56,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:57,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 05:35:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:57,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:57,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:57,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:57,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:57,620 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:57,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 05:35:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:58,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:58,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:58,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:35:59,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 05:35:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:35:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:35:59,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:35:59,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:59,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:59,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:59,182 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:59,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 05:35:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:59,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:59,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:35:59,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:00,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 05:36:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:00,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:00,885 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:00,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:00,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:00,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:00,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:00,887 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:00,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 05:36:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:01,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:01,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:01,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:02,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 05:36:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:02,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:02,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:02,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:02,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:02,857 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:02,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 05:36:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:03,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:03,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:03,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:05,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 05:36:05,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:05,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:05,328 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:05,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:05,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:05,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:05,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:05,330 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:05,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 05:36:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:06,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:06,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:06,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:07,894 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:07,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 05:36:07,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:07,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:07,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:07,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:07,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:07,907 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:07,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 05:36:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:08,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:08,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:08,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:09,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 05:36:09,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:09,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:09,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:09,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:09,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:09,925 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:09,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 05:36:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:10,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:10,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:10,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:11,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 05:36:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:11,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:11,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:11,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:11,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:11,527 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:11,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 05:36:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:11,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:12,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:12,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:13,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 05:36:13,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:13,185 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:13,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:13,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:13,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:13,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:13,186 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:13,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 05:36:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:13,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:13,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:13,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:14,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-12-06 05:36:14,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:14,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:14,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:14,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:14,965 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:14,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 05:36:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:15,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:15,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:15,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:16,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 05:36:16,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:16,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:16,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:16,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:16,674 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:16,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 05:36:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:17,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:17,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:17,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:18,179 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:18,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 05:36:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:18,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:18,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:18,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:18,188 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:18,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 05:36:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:18,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:18,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:18,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:19,753 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:19,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 05:36:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:19,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:19,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:19,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:19,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:19,762 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:19,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 05:36:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:20,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:20,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:20,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:21,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 05:36:21,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:21,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:21,425 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:21,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:21,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:21,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:21,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:21,427 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:21,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 05:36:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:21,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:21,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:21,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:22,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-12-06 05:36:22,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:22,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:22,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:22,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:22,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:22,960 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:22,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 05:36:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:23,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:23,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:23,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:24,520 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:24,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 05:36:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:24,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:24,527 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:24,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:24,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:24,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:24,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:24,529 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:24,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 05:36:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:24,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:25,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:25,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:26,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 05:36:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:26,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:26,102 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:26,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:26,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:26,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:26,103 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:26,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 05:36:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:26,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:26,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:26,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:28,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 05:36:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:28,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:28,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:28,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:28,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:28,006 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:28,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 05:36:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:28,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:28,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:28,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:29,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 05:36:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:29,563 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:29,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:29,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:29,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:29,564 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:29,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 05:36:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:29,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:30,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:30,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:31,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 05:36:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:31,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:31,280 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:31,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:31,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:31,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:31,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:31,281 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:31,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 05:36:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:31,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:31,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:31,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:32,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 05:36:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:32,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:32,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:32,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:32,888 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:32,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 05:36:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:33,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:33,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:33,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:35,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 05:36:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:35,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:35,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:35,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:35,142 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:35,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 05:36:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:35,951 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:36,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:36,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:38,052 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:38,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 05:36:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:38,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:38,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:38,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:38,067 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:38,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 05:36:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:38,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:38,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:38,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:40,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 05:36:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:40,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:40,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:40,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:40,584 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:40,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 05:36:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:41,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:41,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:41,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:43,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 05:36:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:43,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:43,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:43,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:43,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:43,144 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:43,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 05:36:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:43,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:43,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:43,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:44,727 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:44,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 05:36:44,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:44,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:44,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:44,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:44,736 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:44,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 05:36:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:45,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:45,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:45,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:46,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 05:36:46,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:46,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:46,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:46,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:46,373 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:46,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 05:36:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:46,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:46,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:46,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:48,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-12-06 05:36:48,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:48,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:48,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:48,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:48,121 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:48,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 05:36:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:48,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:48,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:48,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:50,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 05:36:50,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:50,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:50,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:50,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:50,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:50,109 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:50,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 05:36:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:50,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:50,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:50,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:52,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 05:36:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:52,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:52,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:52,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:52,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:52,560 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:52,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 05:36:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:53,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:53,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:53,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:55,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 05:36:55,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:55,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:55,026 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:55,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:55,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:55,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:55,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:55,029 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:55,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 05:36:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:55,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:55,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:55,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:36:57,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 05:36:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:36:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:36:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:36:57,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:57,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:57,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:57,709 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:57,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 05:36:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:58,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:58,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:36:58,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:00,384 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:00,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 05:37:00,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:00,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:00,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:00,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:00,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:00,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:00,400 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:00,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 05:37:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:00,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:00,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:00,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:02,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 05:37:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:02,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:02,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:02,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:02,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:02,082 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:02,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 05:37:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:02,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:02,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:02,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:03,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:03,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 05:37:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:03,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:03,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:03,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:03,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:03,589 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:03,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 05:37:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:04,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:04,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:04,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:05,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-12-06 05:37:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:05,244 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:05,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:05,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:05,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:05,245 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:05,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 05:37:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:05,687 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:05,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:05,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:06,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 05:37:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:06,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:06,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:06,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:06,898 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:06,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 05:37:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:07,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:07,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:07,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:08,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-12-06 05:37:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:08,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:08,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:08,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:08,682 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:08,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 05:37:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:09,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:09,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:09,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:10,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 05:37:10,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:10,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:10,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:10,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:10,294 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:10,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 05:37:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:10,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:10,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:10,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:11,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-12-06 05:37:11,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:11,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:11,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:11,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:11,840 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:11,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 05:37:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:12,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:12,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:12,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:13,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 05:37:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:13,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:13,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:13,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:13,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:13,521 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:13,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 05:37:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:13,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:13,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:13,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:15,159 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:15,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 05:37:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:15,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:15,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:15,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:15,169 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:15,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 05:37:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:15,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:15,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:15,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:16,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 05:37:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:16,767 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:16,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:16,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:16,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:16,769 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:16,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 05:37:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:17,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:17,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:17,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:18,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 05:37:18,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:18,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:18,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:18,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:18,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:18,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:18,596 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:18,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 05:37:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:19,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:19,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:19,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:20,393 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:20,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 05:37:20,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:20,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:20,401 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:20,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:20,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:20,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:20,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:20,403 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:20,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 05:37:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:20,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:20,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:20,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:22,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 05:37:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:22,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:22,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:22,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:22,080 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:22,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 05:37:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:22,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:22,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:22,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:23,701 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:23,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-12-06 05:37:23,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:23,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:23,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:23,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:23,710 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:23,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 05:37:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:24,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:24,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:24,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:25,470 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:25,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 05:37:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:25,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:25,481 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:25,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:25,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:25,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:25,484 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:25,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 05:37:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:26,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:26,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:26,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:27,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 05:37:27,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:27,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:27,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:27,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:27,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:27,944 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:27,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 05:37:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:28,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:28,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:28,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:30,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 05:37:30,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:30,402 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:30,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:30,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:30,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:30,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:30,404 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:30,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 05:37:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:31,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:31,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:31,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:32,951 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:32,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 05:37:32,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:32,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:32,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:32,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:32,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:32,965 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:32,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 05:37:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:33,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:33,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:33,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:35,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 05:37:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:35,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:35,531 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:35,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:35,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:35,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:35,533 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:35,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 05:37:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:36,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:36,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:36,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:38,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 05:37:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:38,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:38,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:38,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:38,106 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:38,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 05:37:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:38,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:38,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:38,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:39,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Forceful destruction successful, exit code 0 [2024-12-06 05:37:39,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:39,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:39,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:39,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:39,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:39,769 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:39,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 05:37:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:40,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:40,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:40,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:41,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 05:37:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:41,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:41,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:41,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:41,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:41,312 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:41,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 05:37:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:41,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:41,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:41,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:42,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 05:37:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:42,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:42,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:42,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:42,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:42,975 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:42,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 05:37:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:43,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:43,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:43,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:44,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 05:37:44,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:44,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:44,647 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:44,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:44,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:44,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:44,649 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:44,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 05:37:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:45,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:45,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:45,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:46,305 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:46,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 05:37:46,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:46,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:46,312 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:46,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:46,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:46,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:46,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:46,314 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:46,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 05:37:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:46,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:46,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:46,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:47,883 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:47,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 05:37:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:47,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:47,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:47,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:47,893 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:47,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 05:37:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:48,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:48,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:48,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:49,403 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:49,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 05:37:49,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:49,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:49,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:49,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:49,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:49,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:49,412 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:49,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 05:37:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:49,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:49,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:49,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:50,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 05:37:50,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:50,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:50,993 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:50,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:50,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:50,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:50,995 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:50,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 05:37:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:51,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:51,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:51,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:52,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 05:37:52,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:52,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:52,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:52,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:52,542 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:52,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 05:37:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:52,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:53,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:53,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:54,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 05:37:54,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:54,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:54,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:54,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:54,071 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:54,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 05:37:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:54,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:54,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:54,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:55,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 05:37:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:55,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:55,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:55,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:55,616 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:55,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 05:37:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:56,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:56,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:56,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:57,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 05:37:57,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:57,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:57,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:57,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:57,387 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:57,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 05:37:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:57,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:57,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:57,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:37:58,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 05:37:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:37:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:37:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:37:58,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:58,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:58,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:58,984 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:58,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 05:37:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:59,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:59,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:37:59,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:00,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-12-06 05:38:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:00,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:00,586 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:00,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:00,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:00,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:00,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:00,587 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:00,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 05:38:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:01,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:01,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:01,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:02,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 05:38:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:02,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:02,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:02,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:02,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:02,246 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:02,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 05:38:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:02,724 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:02,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:02,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:03,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Forceful destruction successful, exit code 0 [2024-12-06 05:38:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:03,982 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:03,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:03,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:03,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:03,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:03,984 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:03,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 05:38:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:04,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:04,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:04,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:05,578 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:05,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 05:38:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:05,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:05,585 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:05,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:05,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:05,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:05,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:05,587 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:05,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 05:38:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:06,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:06,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:06,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:07,076 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:07,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 05:38:07,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:07,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:07,083 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:07,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:07,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:07,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:07,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:07,085 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:07,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 05:38:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:07,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:07,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:07,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:08,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 05:38:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:08,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:08,663 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:08,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:08,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:08,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:08,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:08,665 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:08,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 05:38:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:09,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:09,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:09,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:10,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 05:38:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:10,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:10,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:10,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:10,907 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:10,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 05:38:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:11,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:11,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:11,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:13,611 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:13,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 05:38:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:13,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:13,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:13,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:13,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:13,622 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:13,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 05:38:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:14,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:14,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:14,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:15,927 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:15,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 05:38:15,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:15,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:15,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:15,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:15,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:15,936 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:15,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 05:38:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:16,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:16,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:16,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:17,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 05:38:17,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:17,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:17,530 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:17,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:17,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:17,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:17,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:17,532 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:17,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 05:38:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:17,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:18,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:18,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:19,151 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:19,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Forceful destruction successful, exit code 0 [2024-12-06 05:38:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:19,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:19,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:19,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:19,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:19,161 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:19,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 05:38:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:19,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:19,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:19,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:20,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 05:38:20,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:20,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:20,755 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:20,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:20,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:20,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:20,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:20,757 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:20,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 05:38:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:21,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:21,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:21,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:23,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 05:38:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:23,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:23,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:23,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:23,082 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:23,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 05:38:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:23,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:23,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:23,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:25,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 05:38:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:25,663 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:25,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:25,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:25,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:25,665 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:25,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 05:38:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:26,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:26,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:26,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:27,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Forceful destruction successful, exit code 0 [2024-12-06 05:38:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:27,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:27,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:27,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:27,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:27,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:27,844 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:27,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 05:38:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:28,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:28,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:28,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:29,512 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:29,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 05:38:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:29,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:29,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:29,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:29,522 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:29,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 05:38:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:30,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:30,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:30,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:31,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 05:38:31,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:31,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:31,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:31,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:31,249 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:31,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 05:38:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:31,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:31,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:31,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:32,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 05:38:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:32,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:32,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:32,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:32,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:32,892 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:32,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 05:38:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:33,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:33,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:33,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:34,543 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:34,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 05:38:34,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:34,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:34,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:34,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:34,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:34,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:34,552 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:34,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 05:38:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:35,015 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:35,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:35,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:36,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 05:38:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:36,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:36,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:36,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:36,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:36,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:36,175 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:36,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 05:38:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:36,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:36,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:36,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:37,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 05:38:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:37,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:37,828 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:37,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:37,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:37,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:37,830 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:37,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 05:38:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:38,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:38,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:38,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:39,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 05:38:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:39,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:39,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:39,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:39,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:39,771 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:39,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 05:38:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:40,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:40,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:40,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:42,281 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:42,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 05:38:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:42,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:42,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:42,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:42,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:42,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:42,293 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:42,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 05:38:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:42,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:43,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:43,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:44,768 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:44,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 05:38:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:44,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:44,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:44,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:44,781 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:44,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 05:38:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:45,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:45,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:45,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:47,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Forceful destruction successful, exit code 0 [2024-12-06 05:38:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:47,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:47,108 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:47,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:47,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:47,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:47,110 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:47,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 05:38:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:47,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:47,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:47,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:48,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 05:38:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:48,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:48,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:48,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:48,676 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:48,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 05:38:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:49,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:49,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:49,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:50,286 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:50,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 05:38:50,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:50,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:50,293 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:50,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:50,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:50,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:50,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:50,295 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:50,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 05:38:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:50,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:50,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:50,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:51,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Forceful destruction successful, exit code 0 [2024-12-06 05:38:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:51,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:51,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:51,909 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:51,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 05:38:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:52,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:52,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:52,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:53,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 05:38:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:53,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:53,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:53,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:53,975 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:53,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 05:38:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:54,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:54,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:54,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:55,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 05:38:55,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:55,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:55,856 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:55,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:55,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:55,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:55,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:55,858 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:55,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 05:38:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:56,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:56,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:56,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:57,508 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:57,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 05:38:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:57,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:57,515 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:57,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:57,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:57,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:57,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:57,517 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:57,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 05:38:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:57,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:58,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:58,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:38:59,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 05:38:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:38:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:38:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:38:59,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:59,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:59,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:59,172 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:59,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 05:38:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:59,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:59,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:38:59,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:00,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 05:39:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:00,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:00,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:00,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:00,811 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:00,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 05:39:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:01,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:01,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:01,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:02,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 05:39:02,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:02,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:02,427 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:02,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:02,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:02,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:02,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:02,428 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:02,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 05:39:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:02,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:02,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:02,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:04,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 05:39:04,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:04,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:04,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:04,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:04,108 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:04,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 05:39:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:04,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:04,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:04,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:05,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 05:39:05,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:05,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:05,604 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:05,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:05,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:05,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:05,605 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:05,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 05:39:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:06,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:06,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:06,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:07,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 05:39:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:07,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:07,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:07,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:07,236 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:07,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 05:39:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:07,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:07,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:07,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:08,767 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:08,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Forceful destruction successful, exit code 0 [2024-12-06 05:39:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:08,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:08,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:08,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:08,776 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:08,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 05:39:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:09,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:09,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:09,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:10,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 05:39:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:10,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:10,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:10,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:10,414 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:10,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 05:39:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:10,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:10,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:10,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:12,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 05:39:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:12,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:12,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:12,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:12,017 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:12,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 05:39:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:12,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:12,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:12,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:14,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 05:39:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:14,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:14,293 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:14,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:14,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:14,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:14,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:14,295 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:14,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 05:39:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:14,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:15,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:15,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:16,735 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:16,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 05:39:16,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:16,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:16,746 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:16,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:16,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:16,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:16,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:16,748 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:16,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 05:39:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:17,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:17,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:17,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:18,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 05:39:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:18,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:18,878 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:18,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:18,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:18,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:18,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:18,880 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:18,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 05:39:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:19,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:19,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:19,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:20,525 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:20,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 05:39:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:20,532 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:20,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:20,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:20,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:20,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:20,534 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:20,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 05:39:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:20,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:21,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:21,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:22,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 05:39:22,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:22,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:22,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:22,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:22,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:22,215 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:22,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 05:39:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:22,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:22,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:22,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:23,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 05:39:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:23,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:23,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:23,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:23,856 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:23,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 05:39:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:24,476 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:24,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:24,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:26,197 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:26,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 05:39:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:26,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:26,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:26,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:26,209 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:26,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 05:39:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:26,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:26,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:26,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:27,892 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:27,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 05:39:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:27,898 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:27,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:27,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:27,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:27,900 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:27,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 05:39:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:28,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:28,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:28,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:29,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 05:39:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:29,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:29,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:29,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:29,541 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:29,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 05:39:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:29,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:30,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:30,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:31,167 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:31,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Forceful destruction successful, exit code 0 [2024-12-06 05:39:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:31,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:31,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:31,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:31,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:31,176 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:31,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 05:39:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:31,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:31,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:31,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:32,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-06 05:39:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:32,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:32,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:32,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:32,925 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:32,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 05:39:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:33,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:33,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:33,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:34,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Forceful destruction successful, exit code 0 [2024-12-06 05:39:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:34,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:34,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:34,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:34,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:34,598 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:34,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 05:39:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:35,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:35,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:35,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:36,184 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:36,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 05:39:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:36,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:36,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:36,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:36,193 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:36,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 05:39:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:36,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:36,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:36,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:37,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 05:39:37,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:37,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:37,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:37,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:37,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:37,739 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:37,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 05:39:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:38,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:38,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:38,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:39,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 05:39:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:39,681 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:39,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:39,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:39,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:39,683 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:39,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 05:39:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:40,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:40,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:40,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:41,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 05:39:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:41,633 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:41,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:41,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:41,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:41,635 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:41,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 05:39:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:42,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:42,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:42,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:43,169 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:43,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 05:39:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:43,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:43,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:43,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:43,177 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:43,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 05:39:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:43,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:43,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:43,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:44,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 05:39:44,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:44,785 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:44,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:44,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:44,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:44,787 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:44,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 05:39:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:45,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:45,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:45,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:46,367 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:46,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 05:39:46,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:46,384 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:46,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:46,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:46,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:46,386 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:46,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 05:39:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:46,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:46,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:46,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:47,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 05:39:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:47,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:47,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:47,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:47,964 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:47,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 05:39:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:48,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:48,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:48,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:49,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 05:39:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:49,555 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:49,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:49,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:49,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:49,557 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:49,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 05:39:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:49,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:50,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:50,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:51,186 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:51,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 05:39:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:51,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:51,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:51,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:51,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:51,194 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:51,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 05:39:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:51,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:51,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:51,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:52,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 05:39:52,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:52,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:52,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:52,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:52,911 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:52,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 05:39:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:53,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:53,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:53,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:55,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-12-06 05:39:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:55,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:55,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:55,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:55,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:55,339 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:55,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 05:39:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:55,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:55,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:55,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:56,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 05:39:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:56,977 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:56,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:56,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:56,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:56,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:56,978 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:56,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 05:39:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:57,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:57,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:57,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:58,631 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:39:58,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 05:39:58,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:58,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:39:58,639 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:39:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:39:58,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:58,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:58,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:58,641 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:58,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 05:39:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:59,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:59,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:39:59,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:00,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Forceful destruction successful, exit code 0 [2024-12-06 05:40:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:00,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:00,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:00,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:00,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:00,290 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:00,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 05:40:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:00,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:00,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:00,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:02,372 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:02,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 05:40:02,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:02,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:02,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:02,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:02,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:02,385 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:02,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 05:40:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:03,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:03,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:03,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:04,952 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:04,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-06 05:40:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:04,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:04,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:04,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:04,964 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:04,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 05:40:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:05,484 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:05,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:05,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:06,670 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:06,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 05:40:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:06,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:06,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:06,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:06,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:06,680 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:06,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 05:40:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:07,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:07,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:07,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:08,299 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:08,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Forceful destruction successful, exit code 0 [2024-12-06 05:40:08,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:08,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:08,306 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:08,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:08,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:08,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:08,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:08,308 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:08,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 05:40:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:08,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:08,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:08,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:09,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 05:40:09,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:09,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:09,893 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:09,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:09,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:09,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:09,895 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:09,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 05:40:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:10,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:10,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:10,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:11,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 05:40:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:11,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:11,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:11,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:11,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:11,548 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:11,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 05:40:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:11,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:12,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:12,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:13,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 05:40:13,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:13,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:13,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:13,153 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:13,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 05:40:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:13,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:13,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:13,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:14,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 05:40:14,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:14,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:14,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:14,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:14,832 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:14,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 05:40:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:15,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:15,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:15,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:16,466 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:16,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 05:40:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:16,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:16,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:16,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:16,476 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:16,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 05:40:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:16,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:16,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:16,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:18,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 05:40:18,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:18,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:18,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:18,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:18,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:18,142 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:18,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 05:40:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:18,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:18,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:18,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:19,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 05:40:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:19,807 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:19,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:19,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:19,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:19,809 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:19,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 05:40:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:20,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:20,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:20,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:21,337 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:21,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 05:40:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:21,343 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:21,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:21,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:21,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:21,345 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:21,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 05:40:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:21,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:21,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:21,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:22,982 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:22,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 05:40:22,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:22,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:22,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:22,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:22,992 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:22,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 05:40:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:23,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:23,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:23,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:24,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 05:40:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:24,697 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:24,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:24,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:24,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:24,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:24,699 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:24,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 05:40:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:25,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:25,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:25,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:26,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 05:40:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:26,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:26,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:26,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:26,380 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:26,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 05:40:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:26,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:26,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:26,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:27,933 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:27,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 05:40:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:27,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:27,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:27,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:27,942 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:27,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 05:40:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:28,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:28,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:28,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:29,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 05:40:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:29,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:29,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:29,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:29,846 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:29,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 05:40:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:30,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:30,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:30,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:32,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 05:40:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:32,601 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:32,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:32,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:32,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:32,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:32,603 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:32,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 05:40:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:33,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:33,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:33,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:34,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 05:40:34,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:34,276 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:34,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:34,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:34,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:34,278 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:34,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 05:40:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:34,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:34,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:34,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:35,917 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:35,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 05:40:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:35,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:35,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:35,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:35,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:35,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:35,925 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:35,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 05:40:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:36,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:36,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:36,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:37,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-12-06 05:40:37,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:37,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:37,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:37,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:37,571 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:37,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 05:40:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:38,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:38,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:38,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:39,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 05:40:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:39,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:39,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:39,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:39,278 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:39,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 05:40:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:39,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:39,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:39,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:40,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 05:40:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:40,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:40,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:40,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:40,873 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:40,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 05:40:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:41,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:41,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:41,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:42,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 05:40:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:42,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:42,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:42,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:42,490 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:42,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 05:40:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:42,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:42,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:42,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:44,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 05:40:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:44,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:44,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:44,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:44,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:44,056 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:44,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 05:40:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:44,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:44,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:44,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:46,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 05:40:46,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:46,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:46,341 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:46,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:46,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:46,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:46,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:46,343 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:46,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 05:40:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:46,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:46,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:46,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:47,975 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:47,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 05:40:47,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:47,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:47,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:47,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:47,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:47,984 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:47,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 05:40:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:48,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:48,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:48,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:49,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 05:40:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:49,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:49,588 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:49,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:49,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:49,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:49,590 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:49,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 05:40:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:50,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:50,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:50,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:51,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 05:40:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:51,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:51,184 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:51,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:51,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:51,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:51,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:51,186 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:51,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 05:40:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:51,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:51,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:51,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:53,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 05:40:53,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:53,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:53,181 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:53,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:53,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:53,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:53,183 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:53,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 05:40:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:53,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:53,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:53,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:55,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 05:40:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:55,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:55,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:55,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:55,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:55,698 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:55,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 05:40:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:56,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:56,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:56,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:40:58,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 05:40:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:40:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:40:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:40:58,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:58,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:58,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:58,022 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:58,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 05:40:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:58,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:58,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:40:58,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:00,554 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:00,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 05:41:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:00,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:00,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:00,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:00,567 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:00,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 05:41:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:01,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:01,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:01,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:03,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 05:41:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:03,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:03,138 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:03,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:03,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:03,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:03,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:03,140 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:03,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 05:41:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:03,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:03,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:03,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:05,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 05:41:05,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:05,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:05,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:05,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:05,687 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:05,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 05:41:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:06,392 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:06,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:06,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:08,282 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:08,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 05:41:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:08,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:08,292 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:08,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:08,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:08,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:08,294 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:08,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 05:41:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:08,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:09,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:09,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:10,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 05:41:10,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:10,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:10,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:10,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:10,678 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:10,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 05:41:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:11,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:11,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:11,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:12,285 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:12,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 05:41:12,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:12,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:12,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:12,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:12,294 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:12,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 05:41:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:12,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:12,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:12,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:13,795 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:13,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 05:41:13,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:13,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:13,802 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:13,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:13,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:13,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:13,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:13,804 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:13,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 05:41:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:14,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:14,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:14,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:15,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 05:41:15,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:15,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:15,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:15,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:15,425 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:15,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 05:41:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:15,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:15,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:15,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:17,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 05:41:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:17,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:17,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:17,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:17,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:17,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:17,439 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:17,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 05:41:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:18,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:18,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:18,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:20,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 05:41:20,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:20,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:20,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:20,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:20,104 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:20,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 05:41:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:20,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:20,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:20,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:21,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 05:41:21,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:21,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:21,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:21,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:21,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:21,791 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:21,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 05:41:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:22,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:22,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:22,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:23,423 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:23,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Forceful destruction successful, exit code 0 [2024-12-06 05:41:23,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:23,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:23,430 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:23,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:23,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:23,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:23,432 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:23,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 05:41:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:23,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:23,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:23,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:25,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 05:41:25,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:25,113 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:25,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:25,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:25,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:25,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:25,114 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:25,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 05:41:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:25,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:25,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:25,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:27,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 05:41:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:27,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:27,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:27,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:27,238 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:27,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 05:41:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:27,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:28,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:28,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:29,194 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:29,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Forceful destruction successful, exit code 0 [2024-12-06 05:41:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:29,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:29,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:29,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:29,203 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:29,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 05:41:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:29,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:29,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:29,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:30,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Forceful destruction successful, exit code 0 [2024-12-06 05:41:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:30,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:30,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:30,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:30,767 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:30,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 05:41:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:31,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:31,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:31,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:32,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 05:41:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:32,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:32,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:32,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:32,397 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:32,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 05:41:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:32,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:32,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:32,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:34,070 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:34,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 05:41:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:34,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:34,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:34,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:34,080 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:34,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 05:41:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:34,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:34,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:34,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:36,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 05:41:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:36,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:36,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:36,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:36,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:36,519 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:36,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 05:41:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:37,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:37,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:37,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:39,244 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:39,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Forceful destruction successful, exit code 0 [2024-12-06 05:41:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:39,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:39,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:39,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:39,257 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:39,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 05:41:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:39,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:40,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:40,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:41,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 05:41:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:41,956 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:41,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:41,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:41,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:41,958 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:41,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 05:41:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:42,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:42,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:42,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:44,398 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:44,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 05:41:44,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:44,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:44,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:44,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:44,410 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:44,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 05:41:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:45,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:45,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:45,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:46,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 05:41:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:46,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:46,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:46,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:46,996 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:46,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 05:41:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:47,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:47,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:47,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:49,546 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:49,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 05:41:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:49,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:49,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:49,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:49,558 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:49,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 05:41:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:50,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:50,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:50,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:52,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 05:41:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:52,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:52,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:52,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:52,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:52,109 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:52,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 05:41:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:52,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:52,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:52,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:53,986 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:53,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 05:41:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:53,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:53,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:53,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:53,995 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:53,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 05:41:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:54,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:54,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:54,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:55,628 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:55,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 05:41:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:55,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:55,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:55,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:55,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:55,637 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:55,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 05:41:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:56,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:56,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:56,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:57,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 05:41:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:57,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:57,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:57,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:57,313 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:57,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 05:41:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:57,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:57,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:57,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:41:58,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 05:41:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:41:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:41:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:41:58,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:58,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:58,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:58,987 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:58,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 05:41:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:59,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:59,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:41:59,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:01,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 05:42:01,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:01,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:01,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:01,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:01,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:01,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:01,650 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:01,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 05:42:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:02,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:02,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:02,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:04,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 05:42:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:04,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:04,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:04,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:04,129 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:04,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 05:42:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:04,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:04,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:04,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:06,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 05:42:06,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:06,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:06,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:06,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:06,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:06,711 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:06,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 05:42:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:07,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:07,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:07,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:08,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Forceful destruction successful, exit code 0 [2024-12-06 05:42:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:08,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:08,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:08,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:08,322 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:08,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 05:42:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:08,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:08,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:08,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:09,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 05:42:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:09,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:09,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:09,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:09,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:09,949 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:09,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 05:42:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:10,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:10,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:10,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:11,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-06 05:42:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:11,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:11,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:11,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:11,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:11,503 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:11,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 05:42:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:11,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:11,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:11,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:13,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 05:42:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:13,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:13,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:13,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:13,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:13,139 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:13,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 05:42:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:13,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:13,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:13,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:14,759 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:14,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 05:42:14,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:14,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:14,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:14,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:14,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:14,769 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:14,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 05:42:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:15,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:15,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:15,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:16,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 05:42:16,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:16,345 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:16,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:16,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:16,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:16,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:16,346 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:16,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 05:42:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:16,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:16,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:16,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:17,910 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:17,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 05:42:17,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:17,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:17,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:17,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:17,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:17,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:17,918 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:17,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 05:42:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:18,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:18,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:18,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:19,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 05:42:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:19,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:19,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:19,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:19,578 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:19,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 05:42:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:20,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:20,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:20,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:21,324 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:21,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Forceful destruction successful, exit code 0 [2024-12-06 05:42:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:21,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:21,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:21,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:21,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:21,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:21,332 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:21,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 05:42:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:21,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:21,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:21,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:22,867 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:22,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 05:42:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:22,875 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:22,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:22,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:22,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:22,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:22,877 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:22,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 05:42:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:23,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:23,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:23,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:24,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 05:42:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:24,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:24,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:24,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:24,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:24,557 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:24,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 05:42:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:24,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:25,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:25,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:26,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Forceful destruction successful, exit code 0 [2024-12-06 05:42:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:26,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:26,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:26,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:26,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:26,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:26,134 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:26,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 05:42:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:26,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:26,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:26,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:27,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 05:42:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:27,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:27,816 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:27,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:27,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:27,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:27,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:27,818 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:27,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 05:42:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:28,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:28,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:28,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:29,474 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:29,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 05:42:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:29,481 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:29,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:29,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:29,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:29,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:29,483 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:29,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 05:42:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:29,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:29,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:29,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:31,112 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:31,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-06 05:42:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:31,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:31,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:31,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:31,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:31,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:31,121 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:31,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 05:42:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:31,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:31,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:31,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:32,681 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:32,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 05:42:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:32,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:32,689 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:32,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:32,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:32,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:32,690 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:32,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 05:42:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:33,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:33,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:33,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:34,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 05:42:34,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:34,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:34,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:34,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:34,142 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:34,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 05:42:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:34,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:34,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:34,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:35,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-06 05:42:35,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:35,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:35,739 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:35,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:35,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:35,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:35,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:35,741 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:35,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 05:42:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:36,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:36,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:36,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:37,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 05:42:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:37,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:37,491 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:37,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:37,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:37,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:37,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:37,493 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:37,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 05:42:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:37,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:37,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:37,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:39,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-06 05:42:39,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:39,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:39,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:39,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:39,084 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:39,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 05:42:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:39,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:39,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:39,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:40,702 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:40,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 05:42:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:40,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:40,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:40,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:40,712 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:40,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 05:42:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:41,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:41,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:41,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:42,624 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:42,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 05:42:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:42,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:42,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:42,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:42,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:42,636 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:42,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 05:42:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:43,298 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:43,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:43,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:44,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 05:42:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:44,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:44,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:44,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:44,857 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:44,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 05:42:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:45,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:45,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:45,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:46,451 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:46,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-06 05:42:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:46,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:46,458 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:46,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:46,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:46,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:46,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:46,460 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:46,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 05:42:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:46,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:46,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:46,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:48,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 05:42:48,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:48,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:48,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:48,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:48,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:48,052 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:48,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 05:42:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:48,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:48,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:48,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:49,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 05:42:49,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:49,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:49,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:49,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:49,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:49,686 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:49,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 05:42:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:50,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:50,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:50,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:51,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-06 05:42:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:51,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:51,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:51,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:51,762 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:51,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 05:42:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:52,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:52,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:52,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:53,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 05:42:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:53,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:53,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:53,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:53,584 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:53,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 05:42:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:54,015 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:54,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:54,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:55,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 05:42:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:55,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:55,249 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:55,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:55,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:55,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:55,251 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:55,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 05:42:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:55,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:55,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:55,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:56,793 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:56,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Forceful destruction successful, exit code 0 [2024-12-06 05:42:56,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:56,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:56,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:56,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:56,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:56,802 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:56,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 05:42:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:57,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:57,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:57,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:42:58,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-06 05:42:58,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:58,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:42:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:42:58,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:42:58,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:58,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:58,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:58,453 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:58,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 05:42:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:58,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:58,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:42:58,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:00,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 05:43:00,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:00,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:00,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:00,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:00,042 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:00,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 05:43:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:00,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:00,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:00,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:01,598 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:01,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:01,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:01,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:01,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:01,607 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:01,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 05:43:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:02,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:02,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:02,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:03,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:03,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:03,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:03,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:03,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:03,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:03,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:03,218 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:03,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 05:43:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:03,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:03,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:03,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:05,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-06 05:43:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:05,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:05,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:05,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:05,015 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:05,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 05:43:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:05,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:05,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:05,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:06,982 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:06,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 05:43:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:06,989 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:06,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:06,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:06,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:06,991 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:06,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 05:43:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:07,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:07,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:07,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:08,472 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:08,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-06 05:43:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:08,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:08,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:08,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:08,481 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:08,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 05:43:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:08,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:08,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:08,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:10,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:10,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:10,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:10,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:10,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:10,095 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:10,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 05:43:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:10,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:10,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:10,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:11,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 05:43:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:11,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:11,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:11,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:11,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:11,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:11,981 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:11,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 05:43:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:12,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:12,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:12,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:14,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 05:43:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:14,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:14,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:14,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:14,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:14,301 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:14,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 05:43:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:14,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:14,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:14,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:15,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 05:43:15,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:15,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:15,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:15,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:15,901 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:15,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 05:43:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:16,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:16,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:16,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:17,544 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:17,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 05:43:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:17,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:17,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:17,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:17,554 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:17,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 05:43:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:17,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:18,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:18,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:19,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 05:43:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:19,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:19,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:19,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:19,167 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:19,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 05:43:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:19,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:19,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:19,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:21,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:21,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:21,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:21,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:21,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:21,390 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:21,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 05:43:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:21,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:21,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:21,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:22,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 05:43:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:23,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:23,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:23,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:23,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:23,002 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:23,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 05:43:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:23,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:23,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:23,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:24,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 05:43:24,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:24,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:24,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:24,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:24,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:24,524 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:24,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 05:43:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:24,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:25,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:25,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:26,060 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:26,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 05:43:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:26,068 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:26,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:26,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:26,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:26,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:26,069 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:26,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 05:43:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:26,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:26,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:26,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:27,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-06 05:43:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:27,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:27,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:27,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:27,814 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:27,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 05:43:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:28,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:28,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:28,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:29,321 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:29,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-12-06 05:43:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:29,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:29,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:29,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:29,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:29,329 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:29,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 05:43:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:29,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:29,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:29,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:30,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 05:43:31,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:31,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:31,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:31,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:31,002 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:31,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 05:43:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:31,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:31,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:31,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:32,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-06 05:43:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:32,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:32,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:32,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:32,546 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:32,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 05:43:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:32,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:33,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:33,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:34,199 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:34,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 05:43:34,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:34,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:34,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:34,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:34,208 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:34,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 05:43:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:34,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:34,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:34,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:35,803 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:35,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 05:43:35,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:35,811 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:35,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:35,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:35,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:35,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:35,812 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:35,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 05:43:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:36,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:36,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:36,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:37,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 05:43:37,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:37,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:37,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:37,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:37,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:37,386 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:37,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 05:43:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:37,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:37,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:37,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:38,938 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:38,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-06 05:43:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:38,945 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:38,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:38,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:38,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:38,947 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:38,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 05:43:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:39,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:39,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:39,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:40,618 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:40,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:40,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:40,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:40,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:40,626 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:40,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 05:43:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:41,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:41,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:41,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:42,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 05:43:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:42,266 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:42,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:42,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:42,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:42,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:42,268 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:42,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 05:43:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:42,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:42,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:42,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:43,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-06 05:43:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:43,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:43,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:43,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:43,787 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:43,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 05:43:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:44,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:44,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:44,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:45,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 05:43:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:45,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:45,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:45,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:45,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:45,425 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:45,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 05:43:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:45,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:45,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:45,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:47,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:47,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:47,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:47,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:47,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:47,109 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:47,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 05:43:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:47,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:47,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:47,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:48,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 05:43:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:48,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:48,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:48,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:48,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:48,743 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:48,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 05:43:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:49,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:49,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:49,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:50,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 05:43:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:50,296 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:50,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:50,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:50,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:50,298 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:50,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 05:43:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:50,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:50,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:50,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:52,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-06 05:43:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:52,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:52,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:52,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:52,134 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:52,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 05:43:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:52,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:52,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:52,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:54,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 05:43:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:54,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:54,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:54,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:54,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:54,231 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:54,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 05:43:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:54,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:54,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:54,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:55,789 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:55,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-06 05:43:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:55,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:55,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:55,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:55,798 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:55,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 05:43:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:56,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:56,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:56,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:57,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Forceful destruction successful, exit code 0 [2024-12-06 05:43:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:57,391 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:57,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:57,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:57,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:57,393 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:57,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 05:43:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:57,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:57,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:57,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:43:59,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-06 05:43:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:43:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:43:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:43:59,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:59,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:59,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:59,029 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:59,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 05:43:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:43:59,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:00,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-06 05:44:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:00,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:00,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:00,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:00,728 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:00,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 05:44:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:01,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:02,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 05:44:02,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:02,334 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:02,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:02,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:02,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:02,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:02,336 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:02,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 05:44:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:02,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:02,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:02,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:03,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:03,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:03,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:03,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:03,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:03,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:03,872 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:03,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 05:44:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:04,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:04,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:04,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:05,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 05:44:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:05,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:05,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:05,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:05,654 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:05,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 05:44:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:06,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:06,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:06,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:08,230 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:08,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:08,240 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:08,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:08,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:08,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:08,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:08,242 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:08,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 05:44:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:08,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:08,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:08,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:10,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:10,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:10,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:10,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:10,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:10,705 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:10,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 05:44:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:11,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:11,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:11,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:13,279 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:13,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-06 05:44:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:13,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:13,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:13,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:13,291 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:13,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 05:44:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:13,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:14,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:14,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:15,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 05:44:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:15,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:15,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:15,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:15,829 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:15,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 05:44:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:16,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:16,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:16,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:18,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-06 05:44:18,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:18,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:18,404 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:18,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:18,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:18,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:18,407 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:18,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 05:44:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:19,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:19,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:19,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:20,513 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:20,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 05:44:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:20,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:20,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:20,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:20,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:20,522 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:20,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 05:44:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:20,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:21,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:21,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:22,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 05:44:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:22,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:22,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:22,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:22,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:22,043 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:22,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 05:44:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:22,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:22,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:22,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:23,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-06 05:44:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:23,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:23,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:23,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:23,635 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:23,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 05:44:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:24,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:24,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:24,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:25,229 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:25,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-06 05:44:25,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:25,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:25,235 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:25,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:25,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:25,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:25,237 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:25,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 05:44:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:25,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:25,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:25,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:27,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 05:44:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:27,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:27,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:27,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:27,671 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:27,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 05:44:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:28,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:28,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:28,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:29,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:29,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:29,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:29,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:29,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:29,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:29,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:29,567 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:29,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 05:44:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:29,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:30,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:30,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:31,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:31,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:31,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:31,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:31,145 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:31,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 05:44:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:31,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:31,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:31,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:32,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 05:44:32,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:32,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:32,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:32,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:32,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:32,741 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:32,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 05:44:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:33,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:33,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:33,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:34,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 05:44:34,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:34,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:34,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:34,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:34,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:34,416 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:34,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 05:44:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:34,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:34,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:34,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:35,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-06 05:44:35,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:35,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:35,997 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:35,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:35,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:35,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:35,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:35,999 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:36,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 05:44:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:36,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:36,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:36,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:37,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:37,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:37,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:37,673 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:37,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:37,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:37,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:37,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:37,675 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:37,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 05:44:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:38,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:38,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:38,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:39,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 05:44:39,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:39,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:39,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:39,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:39,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:39,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:39,225 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:39,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 05:44:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:39,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:39,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:39,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:40,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:40,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:40,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:40,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:40,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:40,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:40,940 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:40,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 05:44:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:41,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:41,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:41,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:42,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-06 05:44:42,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:42,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:42,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:42,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:42,664 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:42,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 05:44:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:43,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:43,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:43,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:44,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-06 05:44:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:44,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:44,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:44,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:44,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:44,205 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:44,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 05:44:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:44,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:44,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:44,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:45,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:45,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:45,913 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:45,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:45,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:45,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:45,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:45,915 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:45,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 05:44:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:46,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:46,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:46,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:47,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 05:44:47,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:47,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:47,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:47,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:47,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:47,628 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:47,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 05:44:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:48,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:48,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:48,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:49,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:49,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:49,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:49,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:49,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:49,270 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:49,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 05:44:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:49,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:49,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:49,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:50,870 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:50,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-12-06 05:44:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:50,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:50,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:50,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:50,879 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:50,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 05:44:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:51,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:51,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:51,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:52,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Forceful destruction successful, exit code 0 [2024-12-06 05:44:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:52,545 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:52,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:52,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:52,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:52,547 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:52,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 05:44:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:53,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:53,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:53,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:55,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-06 05:44:55,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:55,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:55,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:55,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:55,109 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:55,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 05:44:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:55,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:55,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:55,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:44:57,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 05:44:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:57,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:44:57,677 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:44:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:57,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:57,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:57,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:57,679 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:57,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 05:44:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:58,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:58,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:44:58,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:00,231 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:00,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 05:45:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:00,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:00,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:00,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:00,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:00,244 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:00,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 05:45:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:00,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:01,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:01,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:02,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 05:45:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:02,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:02,734 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:02,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:02,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:02,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:02,737 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:02,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 05:45:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:03,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:03,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:03,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:05,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-06 05:45:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:05,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:05,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:05,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:05,291 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:05,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 05:45:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:05,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:06,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:06,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:07,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-06 05:45:07,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:07,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:07,706 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:07,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:07,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:07,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:07,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:07,708 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:07,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 05:45:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:08,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:08,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:08,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:10,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Forceful destruction successful, exit code 0 [2024-12-06 05:45:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:10,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:10,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:10,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:10,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:10,022 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:10,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 05:45:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:10,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:10,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:10,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:12,644 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:12,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-06 05:45:12,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:12,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:12,654 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:12,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:12,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:12,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:12,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:12,656 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:12,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 05:45:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:13,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:13,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:13,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:15,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-06 05:45:15,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:15,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:15,342 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:15,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:15,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:15,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:15,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:15,344 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:15,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 05:45:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:16,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:16,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:16,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:17,919 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:17,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-06 05:45:17,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:17,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:17,929 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:17,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:17,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:17,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:17,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:17,931 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:17,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 05:45:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:18,615 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:18,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:18,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:20,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-06 05:45:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:20,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:20,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:20,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:20,482 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:20,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 05:45:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:21,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:21,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:21,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:22,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 05:45:22,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:22,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:22,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:22,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:22,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:22,663 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:22,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 05:45:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:23,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:23,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:23,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:24,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-06 05:45:24,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:24,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:24,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:24,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:24,348 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:24,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 05:45:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:24,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:24,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:24,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:25,970 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:25,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-06 05:45:25,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:25,977 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:25,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:25,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:25,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:25,978 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:25,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 05:45:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:26,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:26,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:26,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:27,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 05:45:27,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:27,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:27,618 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:27,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:27,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:27,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:27,620 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:27,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 05:45:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:28,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:28,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:28,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:29,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 05:45:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:29,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:29,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:29,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:29,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:29,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:29,949 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:29,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 05:45:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:30,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:30,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:30,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:32,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-06 05:45:32,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:32,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:32,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:32,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:32,634 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:32,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 05:45:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:33,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:33,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:33,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:35,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 05:45:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:35,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:35,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:35,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:35,180 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:35,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 05:45:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:35,868 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:35,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:35,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:37,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-06 05:45:37,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:37,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:37,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:37,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:37,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:37,912 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:37,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-06 05:45:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:38,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:38,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:38,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:40,435 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:40,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-06 05:45:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:40,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:40,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:40,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:40,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:40,448 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:40,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-06 05:45:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:41,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:41,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:41,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:42,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-06 05:45:42,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:42,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:42,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:42,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:42,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:42,710 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:42,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-06 05:45:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:43,137 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:43,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:43,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:44,310 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:44,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-06 05:45:44,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:44,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:44,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:44,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:44,318 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:44,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-06 05:45:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:44,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:44,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:44,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:45,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Forceful destruction successful, exit code 0 [2024-12-06 05:45:45,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:45,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:45,910 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:45,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:45,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:45,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:45,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:45,912 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:45,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-06 05:45:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:46,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:46,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:46,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:47,596 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:47,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-12-06 05:45:47,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:47,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:47,603 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:47,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:47,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:47,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:47,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:47,605 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:47,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-06 05:45:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:48,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:48,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:48,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:49,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-06 05:45:49,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:49,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:49,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:49,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:49,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:49,514 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:49,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-06 05:45:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:50,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:50,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:50,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:51,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-06 05:45:51,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:51,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:51,840 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:51,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:51,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:51,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:51,842 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:51,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-06 05:45:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:52,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:52,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:52,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:54,211 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:54,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-06 05:45:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:54,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:54,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:54,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:54,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:54,223 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:54,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-06 05:45:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:54,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:54,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:54,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:56,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-06 05:45:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:56,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:56,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:56,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:56,818 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:56,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-06 05:45:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:57,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:57,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:57,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:45:58,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Forceful destruction successful, exit code 0 [2024-12-06 05:45:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:58,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:45:58,622 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:45:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:45:58,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:58,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:58,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:58,624 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:58,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-12-06 05:45:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:59,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:59,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:45:59,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:00,240 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:00,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-12-06 05:46:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:00,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:00,247 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:00,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:00,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:00,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:00,249 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:00,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-12-06 05:46:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:00,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:00,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:00,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:01,872 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:01,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Ended with exit code 0 [2024-12-06 05:46:01,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:01,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:01,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:01,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:01,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:01,880 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:01,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-12-06 05:46:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:02,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:02,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:02,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:03,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-12-06 05:46:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:03,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:03,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:03,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:03,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:03,523 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:03,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-12-06 05:46:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:03,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:04,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:04,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:05,075 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:05,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-12-06 05:46:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:05,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:05,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:05,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:05,085 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:05,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-12-06 05:46:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:05,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:05,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:05,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:06,762 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:06,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-12-06 05:46:06,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:06,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:06,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:06,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:06,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:06,771 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:06,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-12-06 05:46:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:07,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:07,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:07,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:08,364 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:08,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-12-06 05:46:08,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:08,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:08,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:08,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:08,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:08,373 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:08,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-12-06 05:46:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:08,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:08,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:08,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:10,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-12-06 05:46:10,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:10,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:10,037 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:10,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:10,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:10,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:10,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:10,039 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:10,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-12-06 05:46:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:10,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:10,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:10,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:11,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-12-06 05:46:11,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:11,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:11,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:11,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:11,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:11,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:11,589 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:11,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-12-06 05:46:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:12,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:12,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:12,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:13,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-12-06 05:46:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:13,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:13,127 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:13,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:13,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:13,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:13,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:13,129 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:13,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-12-06 05:46:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:13,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:13,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:13,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:14,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Forceful destruction successful, exit code 0 [2024-12-06 05:46:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:14,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:14,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:14,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:14,745 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:14,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-12-06 05:46:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:15,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:15,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:15,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:16,366 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:16,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Ended with exit code 0 [2024-12-06 05:46:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:16,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:16,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:16,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:16,374 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:16,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-12-06 05:46:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:16,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:16,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:16,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:17,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-12-06 05:46:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:17,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:17,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:17,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:17,952 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:17,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-12-06 05:46:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:18,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:18,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:18,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:19,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:19,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-12-06 05:46:19,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:19,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:19,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:19,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:19,588 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:19,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-12-06 05:46:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:20,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:20,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:20,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:21,303 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:21,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-12-06 05:46:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:21,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:21,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:21,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:21,312 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:21,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-12-06 05:46:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:21,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:21,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:21,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:22,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-12-06 05:46:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:22,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:22,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:22,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:22,981 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:22,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-12-06 05:46:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:23,404 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:23,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:23,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:24,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-12-06 05:46:24,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:24,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:24,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:24,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:24,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:24,652 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:24,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-12-06 05:46:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:25,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:25,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:25,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:26,248 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:26,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-12-06 05:46:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:26,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:26,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:26,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:26,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:26,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:26,257 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:26,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-12-06 05:46:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:26,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:26,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:26,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:28,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Ended with exit code 0 [2024-12-06 05:46:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:28,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:28,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:28,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:28,287 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:28,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-12-06 05:46:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:28,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:29,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:29,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:30,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Ended with exit code 0 [2024-12-06 05:46:30,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:30,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:30,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:30,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:30,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:30,717 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:30,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-12-06 05:46:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:31,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:31,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:31,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:32,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-12-06 05:46:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:32,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:32,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:32,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:32,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:32,458 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:32,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-12-06 05:46:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:32,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:32,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:32,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:34,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-12-06 05:46:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:34,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:34,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:34,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:34,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:34,290 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:34,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-12-06 05:46:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:34,760 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:34,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:34,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:35,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-12-06 05:46:35,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:35,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:35,909 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:35,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:35,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:35,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:35,911 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:35,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-12-06 05:46:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:36,476 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:36,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:36,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:37,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-12-06 05:46:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:37,915 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:37,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:37,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:37,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:37,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:37,917 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:37,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-12-06 05:46:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:38,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:38,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:38,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:39,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-12-06 05:46:39,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:39,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:39,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:39,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:39,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:39,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:39,743 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:39,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-12-06 05:46:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:40,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:40,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:40,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:41,341 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:41,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-12-06 05:46:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:41,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:41,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:41,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:41,350 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:41,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-12-06 05:46:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:41,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:42,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:42,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:43,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-12-06 05:46:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:43,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:43,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:43,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:43,365 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:43,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-12-06 05:46:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:43,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:43,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:43,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:45,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-12-06 05:46:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:45,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:45,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:45,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:45,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:45,451 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:45,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-12-06 05:46:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:45,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:46,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:46,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:47,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-12-06 05:46:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:47,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:47,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:47,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:47,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:47,239 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:47,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-12-06 05:46:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:47,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:47,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:47,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:49,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-12-06 05:46:49,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:49,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:49,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:49,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:49,181 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:49,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-12-06 05:46:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:49,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:49,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:49,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:50,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Forceful destruction successful, exit code 0 [2024-12-06 05:46:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:50,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:50,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:50,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:50,921 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:50,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-12-06 05:46:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:51,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:51,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:51,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:52,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-12-06 05:46:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:52,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:52,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:52,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:52,878 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:52,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-12-06 05:46:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:53,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:53,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:53,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:54,485 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:54,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-12-06 05:46:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:54,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:54,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:54,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:54,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:54,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:54,493 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:54,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-12-06 05:46:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:54,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:54,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:54,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:56,201 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:56,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Ended with exit code 0 [2024-12-06 05:46:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:56,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:56,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:56,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:56,210 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:56,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-12-06 05:46:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:56,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:56,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:56,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:58,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-12-06 05:46:58,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:58,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:58,032 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:58,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:58,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:58,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:58,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:58,034 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:58,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-12-06 05:46:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:58,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:58,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:46:58,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:46:59,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Forceful destruction successful, exit code 0 [2024-12-06 05:46:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:59,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:46:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:46:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:46:59,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:59,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:59,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:59,720 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:59,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-12-06 05:47:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:00,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:00,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:00,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:01,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Ended with exit code 0 [2024-12-06 05:47:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:01,352 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:01,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:01,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:01,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:01,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:01,354 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:01,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-12-06 05:47:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:01,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:01,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:01,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:02,964 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:02,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-12-06 05:47:02,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:02,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:02,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:02,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:02,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:02,973 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:02,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-12-06 05:47:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:03,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:03,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:03,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:04,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-12-06 05:47:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:04,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:04,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:04,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:04,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:04,604 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:04,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-12-06 05:47:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:05,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:05,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:05,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:06,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:06,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:06,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:06,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:06,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:06,262 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:06,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-12-06 05:47:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:06,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:06,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:06,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:07,957 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:07,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:07,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:07,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:07,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:07,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:07,966 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:07,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-12-06 05:47:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:08,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:08,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:08,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:10,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-12-06 05:47:10,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:10,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:10,056 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:10,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:10,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:10,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:10,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:10,058 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:10,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-12-06 05:47:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:10,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:10,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:10,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:12,000 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:12,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-12-06 05:47:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:12,007 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:12,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:12,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:12,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:12,009 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:12,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-12-06 05:47:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:12,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:12,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:12,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:13,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:13,916 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:13,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:13,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:13,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:13,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:13,918 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:13,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-12-06 05:47:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:14,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:14,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:14,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:15,504 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:15,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:15,511 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:15,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:15,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:15,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:15,513 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:15,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-12-06 05:47:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:15,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:16,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:16,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:17,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-12-06 05:47:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:17,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:17,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:17,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:17,139 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:17,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-12-06 05:47:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:17,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:17,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:17,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:18,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Ended with exit code 0 [2024-12-06 05:47:18,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:18,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:18,742 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:18,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:18,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:18,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:18,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:18,744 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:18,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-12-06 05:47:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:19,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:19,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:19,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:20,393 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:20,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-12-06 05:47:20,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:20,400 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:20,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:20,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:20,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:20,402 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:20,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-12-06 05:47:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:20,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:20,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:20,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:22,075 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:22,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Ended with exit code 0 [2024-12-06 05:47:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:22,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:22,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:22,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:22,084 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:22,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-12-06 05:47:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:22,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:22,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:22,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:23,855 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:23,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:23,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:23,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:23,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:23,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:23,864 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:23,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-12-06 05:47:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:24,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:24,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:24,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:25,678 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:25,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Ended with exit code 0 [2024-12-06 05:47:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:25,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:25,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:25,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:25,687 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:25,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-12-06 05:47:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:26,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:26,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:26,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:27,535 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:27,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Ended with exit code 0 [2024-12-06 05:47:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:27,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:27,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:27,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:27,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:27,544 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:27,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-12-06 05:47:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:28,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:28,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:28,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:29,340 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:29,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Ended with exit code 0 [2024-12-06 05:47:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:29,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:29,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:29,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:29,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:29,349 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:29,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-12-06 05:47:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:29,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:29,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:29,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:31,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-12-06 05:47:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:31,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:31,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:31,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:31,388 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:31,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-12-06 05:47:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:31,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:31,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:31,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:33,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Ended with exit code 0 [2024-12-06 05:47:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:33,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:33,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:33,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:33,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:33,092 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:33,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-12-06 05:47:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:33,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:33,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:33,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:34,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Ended with exit code 0 [2024-12-06 05:47:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:34,872 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:34,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:34,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:34,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:34,874 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:34,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-12-06 05:47:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:35,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:35,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:35,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:36,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-12-06 05:47:36,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:36,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:36,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:36,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:36,535 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:36,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-12-06 05:47:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:37,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:37,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:37,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:38,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-12-06 05:47:38,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:38,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:38,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:38,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:38,404 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:38,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-12-06 05:47:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:38,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:38,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:38,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:40,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-12-06 05:47:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:40,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:40,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:40,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:40,008 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:40,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-12-06 05:47:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:40,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:40,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:40,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:41,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-12-06 05:47:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:41,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:41,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:41,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:41,622 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:41,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-12-06 05:47:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:42,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:42,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:42,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:43,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:43,193 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:43,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:43,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:43,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:43,194 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:43,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-12-06 05:47:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:43,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:43,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:43,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:44,797 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:44,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-12-06 05:47:44,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:44,804 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:44,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:44,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:44,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:44,806 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:44,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-12-06 05:47:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:45,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:45,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:45,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:46,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-12-06 05:47:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:46,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:46,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:46,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:46,575 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:46,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-12-06 05:47:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:47,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:47,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:47,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:48,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-12-06 05:47:48,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:48,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:48,284 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:48,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:48,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:48,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:48,285 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:48,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-12-06 05:47:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:48,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:48,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:48,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:49,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-12-06 05:47:49,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:49,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:49,879 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:49,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:49,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:49,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:49,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:49,881 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:49,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-12-06 05:47:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:50,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:50,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:50,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:51,572 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:51,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-12-06 05:47:51,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:51,580 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:51,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:51,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:51,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:51,581 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:51,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-12-06 05:47:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:52,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:52,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:52,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:53,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Forceful destruction successful, exit code 0 [2024-12-06 05:47:53,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:53,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:53,315 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:53,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:53,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:53,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:53,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:53,316 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:53,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-12-06 05:47:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:53,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:53,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:53,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:54,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Ended with exit code 0 [2024-12-06 05:47:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:54,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:54,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:54,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:55,000 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:55,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-12-06 05:47:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:55,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:55,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:55,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:56,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Ended with exit code 0 [2024-12-06 05:47:56,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:56,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:56,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:56,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:56,568 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:56,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-12-06 05:47:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:57,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:57,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:57,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:58,225 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:47:58,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-12-06 05:47:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:47:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:47:58,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:47:58,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:58,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:58,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:58,233 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:58,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-12-06 05:47:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:58,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:58,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:47:58,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:00,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-12-06 05:48:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:00,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:00,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:00,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:00,100 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:00,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-12-06 05:48:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:00,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:00,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:00,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:01,752 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:01,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Ended with exit code 0 [2024-12-06 05:48:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:01,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:01,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:01,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:01,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:01,760 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:01,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-12-06 05:48:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:02,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:02,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:02,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:03,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Ended with exit code 0 [2024-12-06 05:48:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:03,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:03,365 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:03,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:03,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:03,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:03,366 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:03,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-12-06 05:48:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:03,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:03,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:03,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:04,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Ended with exit code 0 [2024-12-06 05:48:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:04,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:04,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:04,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:04,993 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:04,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-12-06 05:48:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:05,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:05,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:05,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:06,563 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:06,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Ended with exit code 0 [2024-12-06 05:48:06,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:06,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:06,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:06,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:06,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:06,572 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:06,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-12-06 05:48:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:06,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:07,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:07,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:08,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-12-06 05:48:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:08,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:08,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:08,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:08,244 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:08,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-12-06 05:48:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:08,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:08,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:08,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:09,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-12-06 05:48:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:09,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:09,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:09,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:09,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:09,880 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:09,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-12-06 05:48:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:10,298 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:10,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:10,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:11,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Ended with exit code 0 [2024-12-06 05:48:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:11,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:11,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:11,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:11,610 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:11,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-12-06 05:48:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:12,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:12,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:12,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:13,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-12-06 05:48:13,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:13,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:13,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:13,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:13,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:13,547 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:13,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-12-06 05:48:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:14,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:14,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:14,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:15,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-12-06 05:48:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:15,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:15,324 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:15,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:15,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:15,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:15,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:15,326 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:15,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-12-06 05:48:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:15,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:15,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:15,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:16,923 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:16,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-12-06 05:48:16,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:16,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:16,930 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:16,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:16,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:16,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:16,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:16,931 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:16,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-12-06 05:48:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:17,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:17,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:17,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:18,600 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:18,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-12-06 05:48:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:18,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:18,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:18,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:18,609 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:18,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-12-06 05:48:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:19,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:19,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:19,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:20,119 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:20,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-12-06 05:48:20,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:20,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:20,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:20,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:20,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:20,128 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:20,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-12-06 05:48:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:20,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:20,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:20,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:21,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Ended with exit code 0 [2024-12-06 05:48:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:21,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:21,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:21,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:21,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:21,703 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:21,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Waiting until timeout for monitored process [2024-12-06 05:48:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:22,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:22,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:22,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:23,259 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:23,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Ended with exit code 0 [2024-12-06 05:48:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:23,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:23,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:23,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:23,268 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:23,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Waiting until timeout for monitored process [2024-12-06 05:48:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:23,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:23,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:23,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:24,828 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:24,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Forceful destruction successful, exit code 0 [2024-12-06 05:48:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:24,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:24,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:24,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:24,837 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:24,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Waiting until timeout for monitored process [2024-12-06 05:48:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:25,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:25,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:25,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:26,476 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:26,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Ended with exit code 0 [2024-12-06 05:48:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:26,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:26,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:26,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:26,484 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:26,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (471)] Waiting until timeout for monitored process [2024-12-06 05:48:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:26,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:26,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:26,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:27,991 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:27,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (471)] Ended with exit code 0 [2024-12-06 05:48:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:27,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:27,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:27,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:28,000 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:28,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (472)] Waiting until timeout for monitored process [2024-12-06 05:48:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:28,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:28,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:28,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:29,702 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:29,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (472)] Ended with exit code 0 [2024-12-06 05:48:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:29,709 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:29,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:29,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:29,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:29,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:29,710 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:29,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (473)] Waiting until timeout for monitored process [2024-12-06 05:48:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:30,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:30,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:30,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:31,438 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:31,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (473)] Ended with exit code 0 [2024-12-06 05:48:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:31,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:31,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:31,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:31,447 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:31,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (474)] Waiting until timeout for monitored process [2024-12-06 05:48:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:31,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:32,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:32,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:33,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (474)] Ended with exit code 0 [2024-12-06 05:48:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:33,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:33,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:33,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:33,222 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:33,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (475)] Waiting until timeout for monitored process [2024-12-06 05:48:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:33,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:33,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:33,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:35,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (475)] Forceful destruction successful, exit code 0 [2024-12-06 05:48:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:35,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:35,134 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:35,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:35,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:35,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:35,136 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:35,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (476)] Waiting until timeout for monitored process [2024-12-06 05:48:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:35,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:35,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:35,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:36,897 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:36,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (476)] Ended with exit code 0 [2024-12-06 05:48:36,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:36,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:36,903 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:36,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:36,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:36,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:36,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:36,905 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:36,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (477)] Waiting until timeout for monitored process [2024-12-06 05:48:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:37,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:37,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:37,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:38,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (477)] Ended with exit code 0 [2024-12-06 05:48:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:38,453 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:38,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:38,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:38,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:38,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:38,454 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:38,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (478)] Waiting until timeout for monitored process [2024-12-06 05:48:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:38,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:38,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:38,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:40,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (478)] Ended with exit code 0 [2024-12-06 05:48:40,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:40,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:40,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:40,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:40,260 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:40,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (479)] Waiting until timeout for monitored process [2024-12-06 05:48:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:40,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:40,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:40,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:41,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (479)] Ended with exit code 0 [2024-12-06 05:48:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:41,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:41,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:41,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:41,940 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:41,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (480)] Waiting until timeout for monitored process [2024-12-06 05:48:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:42,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:42,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:42,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:43,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (480)] Ended with exit code 0 [2024-12-06 05:48:43,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:43,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:43,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:43,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:43,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:43,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:43,445 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:43,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Waiting until timeout for monitored process [2024-12-06 05:48:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:43,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:43,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:43,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:45,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Ended with exit code 0 [2024-12-06 05:48:45,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:45,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:45,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:45,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:45,152 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:45,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Waiting until timeout for monitored process [2024-12-06 05:48:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:45,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:45,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:45,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:46,860 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 05:48:46,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Ended with exit code 0 [2024-12-06 05:48:46,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:46,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2024-12-06 05:48:46,868 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2024-12-06 05:48:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:48:46,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:46,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:46,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:46,870 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:46,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3069daf3-a946-4c29-b317-77354a396660/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Waiting until timeout for monitored process [2024-12-06 05:48:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:47,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:47,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:48:47,362 INFO L279 TraceCheckSpWp]: Computing forward predicates...