./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.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_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/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_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/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_712f0d50-64db-4692-ac1f-b6618955060d/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 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:30:49,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:30:49,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:30:49,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:30:49,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:30:49,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:30:49,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:30:49,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:30:49,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:30:49,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:30:49,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:30:49,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:30:49,595 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:30:49,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:30:49,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:30:49,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:30:49,596 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:30:49,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:30:49,597 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:30:49,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:30:49,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:49,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:30:49,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:30:49,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:30:49,597 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:30:49,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:30:49,598 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_712f0d50-64db-4692-ac1f-b6618955060d/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 -> 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 [2024-12-06 04:30:49,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:30:49,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:30:49,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:30:49,945 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:30:49,945 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:30:49,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i [2024-12-06 04:30:53,492 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/4d55b6201/9f44cfc0711d40609ed7d24b8029f3a4/FLAG8a6d3c3de [2024-12-06 04:30:53,752 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:30:53,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i [2024-12-06 04:30:53,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/4d55b6201/9f44cfc0711d40609ed7d24b8029f3a4/FLAG8a6d3c3de [2024-12-06 04:30:53,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/4d55b6201/9f44cfc0711d40609ed7d24b8029f3a4 [2024-12-06 04:30:53,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:30:53,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:30:53,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:53,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:30:53,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:30:53,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:53" (1/1) ... [2024-12-06 04:30:53,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fe8d5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:53, skipping insertion in model container [2024-12-06 04:30:53,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:53" (1/1) ... [2024-12-06 04:30:53,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:30:53,988 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_712f0d50-64db-4692-ac1f-b6618955060d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-12-06 04:30:54,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:30:54,043 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:30:54,056 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_712f0d50-64db-4692-ac1f-b6618955060d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-12-06 04:30:54,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:30:54,096 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:30:54,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54 WrapperNode [2024-12-06 04:30:54,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:54,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:30:54,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:30:54,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:30:54,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,139 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2024-12-06 04:30:54,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:30:54,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:30:54,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:30:54,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:30:54,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,157 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:30:54,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:30:54,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:30:54,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:30:54,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:54,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:30:54,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:30:54,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:30:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:30:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:30:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:30:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:30:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:30:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:30:54,322 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:30:54,324 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:30:54,548 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 04:30:54,549 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:30:54,656 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:30:54,657 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:30:54,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:30:54 BoogieIcfgContainer [2024-12-06 04:30:54,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:30:54,658 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:30:54,658 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:30:54,668 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:30:54,668 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:30:54" (1/1) ... [2024-12-06 04:30:54,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:30:54,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 04:30:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 04:30:54,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:30:54,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:54,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:30:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:30:54,910 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:30:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:30:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:30:55,081 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:30:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:30:55,150 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:30:55,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:30:55 ImpRootNode [2024-12-06 04:30:55,197 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:30:55,198 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:30:55,198 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:30:55,199 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:30:55,199 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:30:54" (3/4) ... [2024-12-06 04:30:55,202 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:30:55,203 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:30:55,204 INFO L158 Benchmark]: Toolchain (without parser) took 1420.34ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 56.8MB in the end (delta: 59.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 04:30:55,205 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:30:55,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.34ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 103.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:30:55,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.82ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 101.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:30:55,206 INFO L158 Benchmark]: Boogie Preprocessor took 27.17ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:30:55,207 INFO L158 Benchmark]: RCFGBuilder took 489.41ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 80.0MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:30:55,208 INFO L158 Benchmark]: CodeCheck took 539.15ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 57.0MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:30:55,208 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 142.6MB. Free memory was 57.0MB in the beginning and 56.8MB in the end (delta: 270.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:30:55,211 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -128; [L23] unsigned short int var_1_3 = 16; [L24] unsigned long int var_1_7 = 1000; [L25] signed char var_1_8 = -4; [L26] signed short int var_1_9 = 2; [L27] unsigned char var_1_10 = 1; [L28] unsigned char var_1_11 = 0; [L29] double var_1_12 = 0.95; [L30] double var_1_13 = 9.8; [L31] signed short int last_1_var_1_9 = 2; [L32] unsigned char last_1_var_1_10 = 1; [L87] isInitial = 1 [L88] FCALL initially() [L90] CALL updateLastVariables() [L79] last_1_var_1_9 = var_1_9 [L80] last_1_var_1_10 = var_1_10 [L90] RET updateLastVariables() [L91] CALL updateVariables() [L63] var_1_3 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L65] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L66] var_1_7 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L68] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L69] var_1_8 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L71] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L72] var_1_11 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L74] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L75] var_1_13 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L91] RET updateVariables() [L92] CALL step() [L36] signed long int stepLocal_2 = last_1_var_1_9; [L37] unsigned char stepLocal_1 = (- var_1_7) <= last_1_var_1_9; [L38] unsigned char stepLocal_0 = last_1_var_1_10; [L39] COND TRUE stepLocal_0 || ((~ last_1_var_1_9) >= last_1_var_1_9) [L40] COND FALSE !(last_1_var_1_9 < stepLocal_2) [L49] var_1_1 = var_1_8 [L54] var_1_10 = var_1_11 [L55] var_1_12 = var_1_13 [L56] COND FALSE !(\read(var_1_10)) [L92] RET step() [L93] CALL, EXPR property() [L83-L84] return ((((last_1_var_1_10 || ((~ last_1_var_1_9) >= last_1_var_1_9)) ? ((last_1_var_1_9 < last_1_var_1_9) ? ((! last_1_var_1_10) ? (((last_1_var_1_9 > last_1_var_1_9) && ((- var_1_7) <= last_1_var_1_9)) ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_8))) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && (var_1_10 ? ((((4131182089u - var_1_3) - 200u) < var_1_1) ? (var_1_9 == ((signed short int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) var_1_13)) ; [L93] RET, EXPR property() [L93] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.34ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 103.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.82ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 101.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.17ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 489.41ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 80.0MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 539.15ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 57.0MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 142.6MB. Free memory was 57.0MB in the beginning and 56.8MB in the end (delta: 270.2kB). 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 04:30:55,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/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_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/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_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/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_712f0d50-64db-4692-ac1f-b6618955060d/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 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:30:57,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:30:57,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:30:57,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:30:57,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:30:57,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:30:57,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:30:57,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:30:57,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:30:57,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:30:57,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:30:57,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:30:57,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:30:57,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:57,876 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:30:57,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:30:57,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:57,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:30:57,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:30:57,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:30:57,877 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:30:57,877 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:57,877 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:30:57,877 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_712f0d50-64db-4692-ac1f-b6618955060d/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 -> 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 [2024-12-06 04:30:58,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:30:58,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:30:58,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:30:58,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:30:58,189 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:30:58,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i [2024-12-06 04:31:00,890 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/973854a25/087cb2e8e23546ada61a6909df494578/FLAG49dc3f1f8 [2024-12-06 04:31:01,064 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:31:01,065 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i [2024-12-06 04:31:01,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/973854a25/087cb2e8e23546ada61a6909df494578/FLAG49dc3f1f8 [2024-12-06 04:31:01,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/data/973854a25/087cb2e8e23546ada61a6909df494578 [2024-12-06 04:31:01,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:31:01,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:31:01,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:31:01,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:31:01,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:31:01,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320d8afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01, skipping insertion in model container [2024-12-06 04:31:01,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,105 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:31:01,210 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_712f0d50-64db-4692-ac1f-b6618955060d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-12-06 04:31:01,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:31:01,252 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:31:01,261 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_712f0d50-64db-4692-ac1f-b6618955060d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-12-06 04:31:01,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:31:01,291 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:31:01,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01 WrapperNode [2024-12-06 04:31:01,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:31:01,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:31:01,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:31:01,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:31:01,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,326 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2024-12-06 04:31:01,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:31:01,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:31:01,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:31:01,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:31:01,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,343 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:31:01,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:31:01,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:31:01,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:31:01,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:31:01,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:31:01,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:31:01,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:31:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:31:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:31:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:31:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:31:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:31:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:31:01,459 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:31:01,461 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:31:01,619 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 04:31:01,619 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:31:01,713 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:31:01,713 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:31:01,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:01 BoogieIcfgContainer [2024-12-06 04:31:01,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:31:01,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:31:01,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:31:01,723 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:31:01,723 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:01" (1/1) ... [2024-12-06 04:31:01,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:31:01,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 04:31:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 04:31:01,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:01,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:01,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:01,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:01,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:01,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:31:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:02,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:02,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:31:02,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:06,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:31:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 04:31:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 04:31:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:07,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:07,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:07,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:07,145 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:07,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:31:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:07,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:07,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:31:07,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:09,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:31:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:09,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 04:31:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 04:31:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:09,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:09,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:09,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:09,062 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:09,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:31:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:09,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:09,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:09,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:14,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:31:17,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:17,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:17,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:17,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:17,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:17,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:17,243 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:17,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:31:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:17,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:17,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:17,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:21,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:31:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:21,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:21,933 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:21,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:21,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:21,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:21,935 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:21,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:31:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:22,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:22,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:31:22,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:23,623 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:23,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:31:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:23,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:23,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:23,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:23,704 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:23,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:31:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:23,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:24,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:31:24,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:25,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:31:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:25,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:25,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:25,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:25,413 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:25,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:31:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:25,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:25,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:31:25,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:27,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:31:27,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:27,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:27,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:27,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:27,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:27,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:27,078 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:27,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:31:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:27,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:27,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:27,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:31,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:31:31,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:31,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:31,727 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:31,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:31,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:31,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:31,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:31,729 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:31,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:31:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:31,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:32,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:32,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:36,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:31:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:36,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:36,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:36,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:36,342 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:36,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:31:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:36,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:36,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:36,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:41,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:31:41,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:41,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:41,053 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:41,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:41,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:41,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:41,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:41,055 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:41,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:31:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:41,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:41,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:41,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:45,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:31:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:45,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:45,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:45,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:45,711 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:45,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:31:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:45,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:45,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:46,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:50,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:31:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:50,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:50,510 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:50,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:50,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:50,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:50,513 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:50,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:31:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:50,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:50,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:50,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:55,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:31:55,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:55,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:55,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:55,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:55,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:55,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:55,190 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:55,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:31:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:55,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:55,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:31:55,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:56,973 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:31:56,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:31:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:31:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:31:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:31:56,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:56,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:56,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:56,989 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:56,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:31:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:57,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:57,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:31:57,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:01,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:32:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:01,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:01,614 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:01,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:01,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:01,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:01,616 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:01,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:32:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:01,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:01,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:32:01,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:06,294 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:06,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:32:06,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:06,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:06,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:06,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:06,305 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:06,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:32:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:06,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:06,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:06,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:07,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:32:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:07,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:07,967 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:07,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:07,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:07,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:07,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:07,970 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:07,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:32:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:08,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:08,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:08,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:09,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:32:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:09,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:09,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:09,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:09,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:09,591 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:09,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:32:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:09,857 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:09,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:09,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:11,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:32:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:11,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:11,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:11,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:11,219 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:11,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:32:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:11,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:11,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:32:11,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:15,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:32:15,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:15,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:15,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:15,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:15,915 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:15,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:32:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:16,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:16,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:16,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:17,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:32:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 04:32:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 04:32:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:17,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:17,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:17,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:17,577 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:17,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:32:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:17,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:17,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:32:17,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:23,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:32:26,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2024-12-06 04:32:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2024-12-06 04:32:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:26,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:26,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:26,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:26,169 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:26,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:32:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:26,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:26,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:26,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:27,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:32:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:28,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2024-12-06 04:32:28,116 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2024-12-06 04:32:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:28,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:28,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:28,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:28,118 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:28,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:32:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:28,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:28,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:28,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:29,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:32:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:29,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2024-12-06 04:32:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2024-12-06 04:32:29,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:29,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:29,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:29,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:29,891 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:29,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:32:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:30,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:30,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:30,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:32,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:32:33,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:33,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:33,649 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:33,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:33,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:33,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:33,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:33,652 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:33,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:32:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:33,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:34,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:32:34,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:38,509 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:38,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:32:38,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:38,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:38,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:38,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:38,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:38,664 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:38,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:32:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:38,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:38,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:38,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:40,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:32:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:40,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:40,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:40,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:40,273 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:40,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:32:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:40,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:40,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:32:40,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:41,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:32:41,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:41,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:41,922 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:41,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:41,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:41,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:41,924 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:41,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:32:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:42,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:42,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:32:42,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:46,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:32:46,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:46,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:46,594 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:46,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:46,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:46,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:46,595 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:46,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:32:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:46,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:46,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:32:46,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:51,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:32:51,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:51,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:51,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:51,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:51,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:51,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:51,229 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:51,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:32:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:51,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:51,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:32:51,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:32:55,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:32:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:55,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:32:55,901 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:32:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:32:55,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:55,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:55,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:55,903 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:55,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:32:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:56,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:56,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:32:56,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:00,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:33:00,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:00,973 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:00,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:00,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:00,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:00,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:00,975 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:00,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:33:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:01,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:01,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:01,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:05,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 04:33:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:05,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:05,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:05,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:05,575 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:05,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:33:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:05,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:05,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:05,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:10,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:33:10,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:10,190 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:10,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:10,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:10,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:10,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:10,192 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:10,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:33:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:10,450 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:10,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:10,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:11,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:11,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:33:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:11,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:11,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:11,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:11,830 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:11,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:33:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:12,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:12,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:12,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:13,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:33:13,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:13,440 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:13,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:13,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:13,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:13,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:13,442 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:13,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:33:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:13,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:13,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:13,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:15,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:15,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:33:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:15,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:15,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:15,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:15,080 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:15,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 04:33:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:15,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:15,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:15,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:19,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 04:33:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:19,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:19,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:19,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:19,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:19,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:19,725 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:19,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 04:33:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:19,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:20,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:20,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:21,307 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:21,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 04:33:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:21,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:21,319 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:21,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:21,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:21,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:21,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:21,321 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:21,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 04:33:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:21,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:21,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:21,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:22,923 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:22,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-12-06 04:33:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:22,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:22,934 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:22,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:22,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:22,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:22,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:22,935 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:22,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 04:33:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:23,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:23,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:23,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:27,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 04:33:27,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:27,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:27,601 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:27,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:27,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:27,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:27,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:27,603 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:27,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 04:33:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:27,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:27,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:27,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:29,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 04:33:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:29,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:29,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:29,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:29,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:29,249 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:29,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 04:33:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:29,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:29,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:29,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:33,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 04:33:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:33,870 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:33,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:33,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:33,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:33,872 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:33,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 04:33:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:34,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:34,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:34,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:35,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 04:33:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:35,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:35,513 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:35,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:35,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:35,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:35,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:35,514 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:35,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 04:33:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:35,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:35,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:35,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:40,160 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:40,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 04:33:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:40,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:40,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:40,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:40,173 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:40,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 04:33:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:40,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:40,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:40,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:44,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 04:33:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:44,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:44,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:44,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:44,802 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:44,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 04:33:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:45,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:45,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:45,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:49,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 04:33:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:49,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:49,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:49,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:49,485 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:49,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 04:33:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:49,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:49,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:49,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:51,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 04:33:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:51,098 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:51,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:51,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:51,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:51,100 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 04:33:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:51,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:51,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:51,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:52,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 04:33:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:52,737 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:52,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:52,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:52,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:52,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:52,739 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:52,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 04:33:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:52,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:53,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:53,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:54,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 04:33:54,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:54,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:54,341 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:54,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:54,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:54,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:54,343 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:54,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 04:33:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:54,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:54,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:33:54,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:33:59,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 04:33:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:59,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:33:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:33:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:33:59,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:59,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:59,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:59,279 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:59,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 04:33:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:59,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:59,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:33:59,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:01,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 04:34:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:01,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:01,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:01,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:01,103 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:01,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 04:34:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:01,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:01,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:01,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:02,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 04:34:02,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:02,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:02,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:02,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:02,872 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:02,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 04:34:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:03,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:03,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:03,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:04,841 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:04,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 04:34:04,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:04,850 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:04,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:04,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:04,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:04,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:04,852 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:04,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 04:34:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:05,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:05,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:05,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:06,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 04:34:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:06,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:06,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:06,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:06,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:06,468 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:06,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 04:34:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:06,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:06,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:06,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:08,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 04:34:08,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:08,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:08,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:08,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:08,071 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:08,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 04:34:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:08,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:08,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:08,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:09,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 04:34:09,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:09,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:09,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:09,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:09,734 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:09,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 04:34:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:10,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:10,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:10,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:14,407 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:14,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-12-06 04:34:14,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:14,418 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:14,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:14,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:14,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:14,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:14,419 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:14,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 04:34:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:14,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:14,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:14,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:19,096 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:19,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 04:34:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:19,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:19,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:19,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:19,107 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:19,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 04:34:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:19,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:19,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:19,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:23,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 04:34:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:23,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:23,781 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:23,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:23,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:23,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:23,783 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:23,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 04:34:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:24,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:24,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:24,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:28,467 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:28,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 04:34:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:28,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:28,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:28,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:28,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:28,480 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:28,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 04:34:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:28,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:28,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:28,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:30,078 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:30,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 04:34:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:30,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:30,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:30,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:30,090 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:30,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 04:34:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:30,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:30,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:30,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:31,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 04:34:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:31,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:31,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:31,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:31,737 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:31,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 04:34:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:31,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:32,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:32,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:36,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 04:34:36,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:36,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:36,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:36,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:36,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:36,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:36,339 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:36,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 04:34:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:36,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:36,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:36,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:37,969 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:37,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 04:34:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:37,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:37,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:37,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:37,981 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:37,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 04:34:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:38,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:38,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:38,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:39,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 04:34:39,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:39,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:39,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:39,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:39,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:39,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:39,628 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:39,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 04:34:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:39,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:39,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:39,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:44,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 04:34:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:44,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:44,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:44,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:44,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:44,249 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:44,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 04:34:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:44,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:44,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:44,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:48,878 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:48,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 04:34:48,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:48,887 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:48,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:48,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:48,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:48,889 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:48,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 04:34:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:49,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:49,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:49,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:50,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 04:34:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:50,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:50,551 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:50,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:50,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:50,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:50,553 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:50,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 04:34:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:50,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:50,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:50,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:55,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 04:34:55,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:55,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:55,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:55,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:55,195 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 04:34:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:55,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:55,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:55,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:34:56,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 04:34:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:34:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:34:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:56,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:56,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:56,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:56,811 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:56,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 04:34:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:57,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:57,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:57,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:01,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 04:35:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:01,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:01,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:01,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:01,495 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:01,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 04:35:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:01,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:01,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:01,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:03,074 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:03,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 04:35:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:03,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:03,085 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:03,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:03,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:03,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:03,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:03,086 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:03,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 04:35:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:03,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:03,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:03,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:07,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 04:35:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:07,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:07,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:07,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:07,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:07,779 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:07,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 04:35:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:08,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:08,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:08,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:09,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 04:35:09,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:09,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:09,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:09,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:09,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:09,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:09,438 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:09,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 04:35:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:09,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:09,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:09,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:14,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 04:35:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:14,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:14,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:14,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:14,101 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:14,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 04:35:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:14,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:14,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:14,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:18,725 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:18,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 04:35:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:18,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:18,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:18,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:18,737 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:18,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 04:35:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:19,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:19,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:19,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:20,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 04:35:20,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:20,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:20,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:20,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:20,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:20,357 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:20,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 04:35:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:20,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:20,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:20,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:21,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 04:35:21,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:21,956 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:21,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:21,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:21,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:21,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:21,957 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:21,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 04:35:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:22,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:22,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:22,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:26,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 04:35:26,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:26,696 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:26,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:26,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:26,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:26,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:26,698 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:26,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 04:35:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:27,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:27,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:27,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:28,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 04:35:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:28,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:28,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:28,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:28,532 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:28,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 04:35:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:28,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:28,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:28,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:33,517 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:33,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 04:35:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:33,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:33,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:33,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:33,530 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:33,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 04:35:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:33,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:33,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:33,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:35,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 04:35:35,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:35,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:35,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:35,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:35,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:35,538 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:35,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 04:35:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:35,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:35,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:35,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:37,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 04:35:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:37,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:37,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:37,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:37,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:37,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:37,218 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:37,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 04:35:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:37,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:37,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:37,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:38,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 04:35:38,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:38,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:38,845 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:38,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:38,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:38,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:38,847 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:38,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 04:35:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:39,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:39,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:39,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:43,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 04:35:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:43,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:43,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:43,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:43,467 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:43,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 04:35:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:43,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:43,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:43,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:48,093 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:48,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2024-12-06 04:35:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:48,103 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:48,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:48,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:48,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:48,104 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:48,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 04:35:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:48,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:48,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:48,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:52,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 04:35:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:52,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:52,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:52,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:52,772 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:52,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 04:35:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:53,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:53,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:53,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:57,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-12-06 04:35:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:57,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:57,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:57,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:57,423 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:57,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 04:35:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:57,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:57,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:35:57,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:35:59,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 04:35:59,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:59,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:35:59,050 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:35:59,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:35:59,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:59,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:59,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:59,052 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:59,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 04:35:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:59,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:59,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:35:59,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:03,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 04:36:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:03,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:03,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:03,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:03,664 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:03,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 04:36:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:03,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:03,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:03,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:05,279 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:05,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 04:36:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:05,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:05,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:05,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:05,291 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:05,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 04:36:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:05,559 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:05,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:05,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:06,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 04:36:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:06,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:06,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:06,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:06,902 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:06,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 04:36:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:07,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:07,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:07,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:11,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 04:36:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:11,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:11,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:11,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:11,517 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:11,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 04:36:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:11,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:11,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:11,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:13,133 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:13,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 04:36:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:13,144 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:13,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:13,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:13,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:13,146 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:13,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 04:36:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:13,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:13,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:13,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:14,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 04:36:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:14,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:14,780 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:14,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:14,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:14,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:14,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:14,782 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:14,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 04:36:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:15,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:15,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:15,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:19,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 04:36:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:19,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:19,456 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:19,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:19,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:19,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:19,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:19,458 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:19,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 04:36:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:19,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:24,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:24,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 04:36:24,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:24,076 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:24,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:24,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:24,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:24,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:24,077 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:24,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 04:36:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:24,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:24,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:24,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:28,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 04:36:28,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:28,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:28,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:28,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:28,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:28,698 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:28,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 04:36:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:28,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:28,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:28,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:30,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 04:36:30,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:30,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:30,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:30,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:30,332 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:30,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 04:36:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:30,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:30,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:30,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:34,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 04:36:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:35,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:35,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:35,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:35,003 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:35,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 04:36:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:35,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:35,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:35,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:36,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 04:36:36,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:36,643 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:36,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:36,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:36,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:36,644 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:36,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 04:36:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:36,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:36,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:36,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:41,334 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:41,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 04:36:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:41,343 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:41,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:41,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:41,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:41,344 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:41,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 04:36:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:41,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:41,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:41,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:42,921 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:42,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 04:36:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:42,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:42,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:42,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:42,934 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:42,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 04:36:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:43,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:43,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:43,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:47,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 04:36:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:47,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:47,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:47,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:47,602 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:47,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 04:36:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:47,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:47,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:47,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:52,200 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:52,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 04:36:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:52,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:52,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:52,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:52,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:52,210 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:52,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 04:36:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:52,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:52,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:52,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:53,803 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:53,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 04:36:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:53,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:53,814 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:53,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:53,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:53,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:53,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:53,816 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:53,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 04:36:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:54,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:54,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:36:54,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:58,650 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:36:58,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 04:36:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:36:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:36:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:36:58,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:58,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:58,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:58,663 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:58,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 04:36:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:58,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:59,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:59,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:00,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 04:37:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:00,439 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:00,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:00,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:00,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:00,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:00,442 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:00,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 04:37:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:00,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:00,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:37:00,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:05,708 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:05,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 04:37:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:06,470 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:06,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:06,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:06,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:06,472 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:06,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 04:37:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:06,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:06,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:06,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:11,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 04:37:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:11,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:11,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:11,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:11,154 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:11,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 04:37:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:11,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:11,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:11,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:15,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 04:37:15,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:15,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:15,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:15,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:15,762 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:15,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 04:37:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:16,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:16,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:16,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:20,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 04:37:20,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:20,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:20,358 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:20,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:20,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:20,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:20,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:20,360 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:20,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 04:37:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:20,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:20,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:20,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:24,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-12-06 04:37:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:24,964 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:24,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:24,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:24,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:24,966 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:24,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 04:37:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:25,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:25,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:25,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:26,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 04:37:26,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:26,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:26,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:26,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:26,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:26,586 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:26,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 04:37:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:26,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:26,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:26,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:31,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 04:37:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:31,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:31,279 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:31,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:31,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:31,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:31,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:31,281 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:31,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 04:37:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:31,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:31,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:31,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:35,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Forceful destruction successful, exit code 0 [2024-12-06 04:37:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:35,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:35,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:35,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:35,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:35,967 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:35,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 04:37:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:36,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:36,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:36,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:40,613 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:40,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 04:37:40,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:40,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:40,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:40,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:40,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:40,624 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:40,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 04:37:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:40,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:40,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:40,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:42,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 04:37:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:42,310 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:42,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:42,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:42,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:42,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:42,311 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:42,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 04:37:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:42,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:42,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:42,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:43,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 04:37:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:43,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:43,939 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:43,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:43,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:43,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:43,941 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:43,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 04:37:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:44,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:44,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:44,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:45,540 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:45,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 04:37:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:45,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:45,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:45,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:45,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:45,552 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:45,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 04:37:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:45,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:45,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:45,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:47,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 04:37:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:47,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:47,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:47,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:47,160 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:47,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 04:37:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:47,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:47,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:47,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:48,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 04:37:48,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:48,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:48,817 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:48,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:48,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:48,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:48,819 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:48,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 04:37:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:49,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:49,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:49,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:53,539 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:53,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 04:37:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:53,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:53,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:53,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:53,551 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:53,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 04:37:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:53,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:53,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:53,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:55,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 04:37:55,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:55,185 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:55,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:55,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:55,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:55,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:55,187 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:55,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 04:37:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:55,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:55,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:55,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:56,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 04:37:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:56,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:56,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:56,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:56,817 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:56,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 04:37:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:57,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:57,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:37:57,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:58,424 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:37:58,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 04:37:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:37:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:37:58,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:37:58,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:58,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:58,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:58,436 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:58,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 04:37:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:58,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:58,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:37:58,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:03,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-06 04:38:03,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:03,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:38:03,074 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:38:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:03,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:03,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:03,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:03,076 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:03,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 04:38:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:03,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:03,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:03,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:04,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 04:38:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:38:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:38:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:04,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:04,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:04,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:04,696 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:04,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 04:38:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:04,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:04,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:04,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:06,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 04:38:06,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 04:38:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 04:38:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:06,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:06,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:06,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:06,298 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:06,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 04:38:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:06,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:06,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:38:06,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:11,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 04:38:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:12,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:12,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:12,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:12,014 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:12,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 04:38:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:12,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:12,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:12,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:16,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 04:38:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:16,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:16,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:16,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:16,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:16,649 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:16,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 04:38:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:16,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:16,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:16,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:21,301 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:21,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 04:38:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:21,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:21,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:21,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:21,312 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:21,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 04:38:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:21,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:21,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:21,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:25,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 04:38:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:25,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:25,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:25,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:25,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:25,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:25,965 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:25,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 04:38:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:26,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:26,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:26,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:27,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 04:38:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:27,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:27,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:27,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:27,591 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:27,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 04:38:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:27,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:27,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:27,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:29,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 04:38:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:29,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:29,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:29,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:29,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:29,230 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:29,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 04:38:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:29,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:29,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:29,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:34,177 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:34,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 04:38:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:34,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:34,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:34,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:34,191 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:34,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 04:38:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:34,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:34,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:34,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:39,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 04:38:39,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:39,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:39,358 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:39,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:39,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:39,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:39,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:39,361 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:39,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 04:38:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:39,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:39,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:39,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:44,173 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:44,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Forceful destruction successful, exit code 0 [2024-12-06 04:38:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:44,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:44,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:44,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:44,184 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:44,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 04:38:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:44,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:44,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:44,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:45,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 04:38:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:45,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:45,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:45,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:45,815 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:45,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 04:38:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:46,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:46,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:46,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:50,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 04:38:50,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:50,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:50,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:50,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:50,539 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:50,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 04:38:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:50,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:50,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:50,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:55,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 04:38:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:55,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:55,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:55,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:55,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:55,207 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:55,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 04:38:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:55,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:55,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:55,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:56,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 04:38:56,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:56,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:56,842 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:56,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:56,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:56,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:56,844 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:56,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 04:38:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:57,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:57,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:38:57,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:38:58,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 04:38:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:38:58,474 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:38:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:38:58,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:58,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:58,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:58,476 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:58,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 04:38:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:58,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:58,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:38:58,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:03,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 04:39:03,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:03,146 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:03,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:03,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:03,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:03,147 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:03,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 04:39:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:03,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:03,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:03,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:07,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 04:39:07,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:07,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:07,880 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:07,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:07,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:07,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:07,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:07,882 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:07,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 04:39:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:08,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:08,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:08,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:12,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 04:39:12,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:12,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:12,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:12,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:12,539 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:12,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 04:39:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:12,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:12,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:39:12,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:14,243 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:14,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 04:39:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:14,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:14,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:14,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:14,255 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:14,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 04:39:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:14,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:14,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:14,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:19,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 04:39:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:19,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:19,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:19,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:19,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:19,045 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:19,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 04:39:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:19,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:19,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:19,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:23,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 04:39:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:23,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:23,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:23,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:23,819 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:23,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 04:39:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:24,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:24,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:24,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:28,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 04:39:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:28,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:28,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:28,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:28,479 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:28,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 04:39:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:28,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:28,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:28,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:33,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 04:39:33,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:33,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:33,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:33,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:33,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:33,098 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:33,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 04:39:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:33,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:33,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:33,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:37,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 04:39:37,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:37,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:37,860 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:37,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:37,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:37,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:37,862 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:37,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 04:39:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:38,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:38,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:39:38,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:39,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 04:39:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:39,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:39,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:39,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:39,595 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:39,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 04:39:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:39,857 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:39,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:39,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:44,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 04:39:44,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:44,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:44,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:44,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:44,225 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:44,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 04:39:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:44,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:44,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:44,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:48,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 04:39:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:48,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:48,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:48,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:48,980 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:48,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 04:39:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:49,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:49,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:49,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:53,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 04:39:53,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:53,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:53,682 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:53,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:53,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:53,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:53,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:53,683 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:53,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 04:39:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:53,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:53,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:39:53,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:55,284 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:39:55,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 04:39:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:39:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:39:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:39:55,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:55,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:55,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:55,296 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:55,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 04:39:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:55,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:55,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:39:55,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:00,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 04:40:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:00,076 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:00,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:00,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:00,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:00,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:00,078 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:00,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 04:40:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:00,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:00,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:00,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:04,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 04:40:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:04,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:04,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:04,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:04,903 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:04,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 04:40:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:05,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:05,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:05,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:06,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 04:40:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:06,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:06,663 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:06,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:06,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:06,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:06,665 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:06,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 04:40:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:06,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:07,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:07,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:08,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 04:40:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:08,451 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:08,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:08,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:08,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:08,453 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:08,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 04:40:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:08,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:08,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:08,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:10,244 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:10,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Forceful destruction successful, exit code 0 [2024-12-06 04:40:10,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:10,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:10,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:10,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:10,260 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:10,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 04:40:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:10,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:10,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:10,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:15,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 04:40:15,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:15,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:15,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:15,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:15,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:15,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:15,244 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:15,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 04:40:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:15,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:15,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:15,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:20,265 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:20,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 04:40:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:20,282 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:20,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:20,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:20,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:20,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:20,284 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:20,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 04:40:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:20,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:20,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:20,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:25,267 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:25,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 04:40:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:25,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:25,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:25,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:25,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:25,278 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:25,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 04:40:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:25,561 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:25,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:25,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:27,145 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:27,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 04:40:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:27,157 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:27,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:27,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:27,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:27,159 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:27,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 04:40:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:27,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:27,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:27,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:28,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 04:40:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:28,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:28,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:28,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:28,972 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:28,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 04:40:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:29,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:29,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:29,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:34,139 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:34,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Forceful destruction successful, exit code 0 [2024-12-06 04:40:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:34,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:34,152 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:34,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:34,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:34,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:34,154 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:34,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 04:40:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:34,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:34,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:34,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:35,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 04:40:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:35,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:35,999 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:35,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:35,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:36,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:36,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:36,001 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:36,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 04:40:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:36,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:36,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:36,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:37,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 04:40:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:37,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:37,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:37,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:37,658 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:37,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 04:40:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:37,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:37,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:37,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:39,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 04:40:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:39,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:39,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:39,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:39,382 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:39,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 04:40:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:39,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:39,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:39,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:44,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 04:40:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:44,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:44,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:44,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:44,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:44,339 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:44,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 04:40:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:44,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:44,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:44,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:49,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 04:40:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:49,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:49,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:49,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:49,427 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:49,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 04:40:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:49,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:49,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:40:49,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:55,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 04:40:55,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:55,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:55,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:55,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:55,340 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:55,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 04:40:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:55,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:55,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:55,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:57,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 04:40:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:57,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:57,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:57,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:57,129 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:57,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 04:40:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:57,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:57,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:40:57,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:58,858 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:40:58,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 04:40:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:58,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:40:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:40:58,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:40:58,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:58,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:58,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:58,871 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:58,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 04:40:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:59,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:59,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:40:59,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:03,933 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:03,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-06 04:41:03,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:03,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:03,946 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:03,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:03,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:03,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:03,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:03,948 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:03,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 04:41:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:04,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:04,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:41:04,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:05,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 04:41:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:05,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:05,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:05,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:05,729 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:05,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 04:41:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:06,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:06,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:06,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:10,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 04:41:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:10,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:10,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:10,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:10,706 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:10,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 04:41:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:10,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:10,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:10,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:15,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 04:41:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:15,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:15,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:15,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:15,828 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:15,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 04:41:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:16,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:16,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:16,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:20,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 04:41:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:20,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:20,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:20,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:20,480 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:20,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 04:41:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:20,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:20,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:41:20,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:22,139 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:22,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 04:41:22,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:22,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:22,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:22,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:22,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:22,152 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:22,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 04:41:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:22,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:22,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:41:22,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:24,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 04:41:24,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:24,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:24,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:24,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:24,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:24,100 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:24,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 04:41:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:24,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:24,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:24,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:28,970 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:28,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 04:41:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:28,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:28,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:28,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:28,980 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:28,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 04:41:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:29,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:29,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:29,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:33,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 04:41:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:33,692 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:33,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:33,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:33,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:33,693 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:33,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 04:41:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:33,941 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:33,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:33,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:38,443 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:38,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 04:41:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:38,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:38,452 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:38,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:38,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:38,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:38,454 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:38,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 04:41:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:38,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:38,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:38,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:43,172 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:43,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 04:41:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:43,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:43,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:43,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:43,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:43,184 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:43,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 04:41:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:43,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:43,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:43,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:48,071 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:48,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 04:41:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:48,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:48,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:48,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:48,083 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:48,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 04:41:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:48,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:48,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:48,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:53,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 04:41:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:53,402 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:53,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:53,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:53,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:53,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:53,404 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:53,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 04:41:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:53,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:53,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:41:53,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:41:55,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 04:41:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:41:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:41:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:41:55,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:55,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:55,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:55,558 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:55,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 04:41:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:55,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:55,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:41:55,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:01,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 04:42:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:01,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:01,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:01,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:01,373 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:01,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 04:42:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:01,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:01,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:01,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:07,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 04:42:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:07,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:07,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:07,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:07,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:07,138 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:07,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 04:42:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:07,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:07,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:07,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:09,197 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:09,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 04:42:09,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:09,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:09,215 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:09,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:09,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:09,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:09,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:09,218 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:09,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 04:42:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:09,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:09,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:09,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:14,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 04:42:14,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:14,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:14,124 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:14,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:14,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:14,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:14,126 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:14,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 04:42:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:14,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:14,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:14,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:15,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-12-06 04:42:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:15,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:15,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:15,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:15,795 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:15,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 04:42:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:16,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:16,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:16,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:17,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 04:42:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:17,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:17,470 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:17,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:17,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:17,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:17,471 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:17,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 04:42:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:17,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:17,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:17,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:19,147 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:19,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 04:42:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:19,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:19,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:19,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:19,162 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:19,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 04:42:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:19,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:19,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:19,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:20,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 04:42:20,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:20,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:20,899 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:20,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:20,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:20,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:20,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:20,901 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:20,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 04:42:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:21,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:21,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:21,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:25,893 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:25,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 04:42:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:25,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:25,903 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:25,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:25,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:25,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:25,905 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:25,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 04:42:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:26,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:26,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:26,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:27,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 04:42:27,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:27,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:27,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:27,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:27,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:27,662 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:27,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 04:42:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:27,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:27,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:27,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:29,365 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:29,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Forceful destruction successful, exit code 0 [2024-12-06 04:42:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:29,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:29,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:29,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:29,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:29,377 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:29,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 04:42:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:29,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:29,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:29,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:34,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 04:42:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:34,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:34,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:34,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:34,155 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:34,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 04:42:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:34,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:34,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:34,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:35,793 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:35,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 04:42:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:35,804 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:35,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:35,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:35,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:35,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:35,806 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:35,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 04:42:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:36,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:36,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:36,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:37,514 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:37,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 04:42:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:37,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:37,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:37,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:37,528 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:37,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 04:42:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:37,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:37,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:37,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:39,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 04:42:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:39,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:39,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:39,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:39,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:39,307 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:39,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 04:42:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:39,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:39,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:39,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:44,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 04:42:44,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:44,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:44,214 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:44,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:44,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:44,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:44,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:44,215 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:44,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 04:42:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:44,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:44,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:44,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:45,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 04:42:45,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:45,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:45,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:45,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:45,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:45,925 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:45,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 04:42:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:46,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:46,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:46,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:47,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 04:42:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:47,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:47,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:47,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:47,598 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:47,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 04:42:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:47,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:47,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:47,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:52,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 04:42:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:52,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:52,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:52,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:52,472 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:52,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 04:42:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:52,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:52,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:52,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:54,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 04:42:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:54,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:54,076 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:54,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:54,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:54,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:54,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:54,077 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:54,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 04:42:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:54,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:54,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:42:54,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:58,822 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:42:58,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 04:42:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:42:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:42:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:42:58,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:58,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:58,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:58,832 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:58,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 04:42:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:59,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:59,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:42:59,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:00,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 04:43:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:00,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:00,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:00,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:00,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:00,504 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:00,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 04:43:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:00,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:00,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:00,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:05,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 04:43:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:05,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:05,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:05,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:05,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:05,423 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:05,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 04:43:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:05,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:05,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:05,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:10,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 04:43:10,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:10,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:10,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:10,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:10,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:10,276 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:10,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 04:43:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:10,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:10,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:10,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:11,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 04:43:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:11,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:11,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:11,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:11,978 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:11,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 04:43:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:12,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:12,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:12,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:13,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 04:43:13,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:13,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:13,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:13,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:13,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:13,716 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:13,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 04:43:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:13,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:14,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:14,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:18,618 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:18,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 04:43:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:18,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:18,627 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:18,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:18,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:18,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:18,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:18,629 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:18,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 04:43:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:18,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:18,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:18,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:20,341 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:20,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 04:43:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:20,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:20,353 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:20,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:20,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:20,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:20,355 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:20,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 04:43:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:20,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:20,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:20,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:22,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 04:43:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:22,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:22,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:22,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:22,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:22,140 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:22,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 04:43:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:22,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:22,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:43:22,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:27,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 04:43:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:27,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:27,390 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:27,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:27,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:27,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:27,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:27,392 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:27,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 04:43:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:27,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:27,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:27,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:32,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 04:43:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:32,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:32,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:32,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:32,350 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:32,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 04:43:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:32,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:32,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:32,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:34,067 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:34,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 04:43:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:34,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:34,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:34,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:34,080 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:34,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 04:43:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:34,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:34,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:34,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:35,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 04:43:35,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:35,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:35,717 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:35,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:35,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:35,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:35,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:35,718 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:35,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 04:43:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:36,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:36,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:36,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:37,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 04:43:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:37,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:37,386 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:37,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:37,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:37,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:37,387 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:37,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 04:43:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:37,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:37,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:37,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:42,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 04:43:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:42,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:42,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:42,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:42,127 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:42,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 04:43:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:42,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:42,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:42,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:46,814 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:46,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Forceful destruction successful, exit code 0 [2024-12-06 04:43:46,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:46,823 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:46,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:46,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:46,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:46,824 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:46,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 04:43:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:47,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:47,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:43:47,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:48,442 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:48,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 04:43:48,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:48,454 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:48,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:48,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:48,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:48,455 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:48,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 04:43:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:48,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:48,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:48,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:53,566 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:53,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 04:43:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:53,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:53,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:53,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:53,576 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:53,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 04:43:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:53,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:53,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:53,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:43:58,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 04:43:58,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:43:58,207 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:43:58,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:58,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:58,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:58,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:58,209 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:58,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 04:43:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:58,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:58,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:58,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:03,174 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:03,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 04:44:03,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:03,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:03,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:03,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:03,187 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:03,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 04:44:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:03,508 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:03,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:03,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:08,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 04:44:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:08,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:08,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:08,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:08,207 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:08,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 04:44:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:08,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:08,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:08,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:10,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 04:44:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:10,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:10,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:10,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:10,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:10,042 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:10,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 04:44:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:10,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:10,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:10,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:11,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 04:44:11,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:11,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:11,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:11,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:11,807 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:11,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 04:44:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:12,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:12,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:12,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:16,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 04:44:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:16,510 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:16,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:16,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:16,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:16,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:16,511 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:16,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 04:44:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:16,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:16,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:16,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:18,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 04:44:18,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:18,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:18,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:18,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:18,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:18,167 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:18,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 04:44:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:18,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:18,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:18,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:19,804 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:19,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 04:44:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:19,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:19,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:19,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:19,816 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:19,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 04:44:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:20,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:20,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:20,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:21,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 04:44:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:21,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:21,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:21,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:21,512 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:21,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 04:44:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:21,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:21,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:21,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:23,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 04:44:23,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:23,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:23,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:23,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:23,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:23,154 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:23,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 04:44:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:23,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:23,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:23,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:24,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 04:44:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:24,957 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:24,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:24,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:24,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:24,959 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:24,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 04:44:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:25,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:25,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:25,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:26,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 04:44:26,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:26,647 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:26,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:26,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:26,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:26,649 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:26,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 04:44:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:26,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:26,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:26,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:28,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 04:44:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:28,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:28,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:28,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:28,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:28,352 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:28,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 04:44:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:28,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:28,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:28,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:33,026 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:33,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 04:44:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:33,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:33,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:33,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:33,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:33,038 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:33,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 04:44:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:33,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:33,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:33,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:37,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 04:44:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:37,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:37,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:37,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:37,793 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:37,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 04:44:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:38,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:38,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:38,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:42,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Forceful destruction successful, exit code 0 [2024-12-06 04:44:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:42,504 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:42,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:42,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:42,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:42,506 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:42,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 04:44:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:42,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:42,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:44:42,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:47,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 04:44:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:47,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:47,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:47,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:47,898 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:47,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 04:44:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:48,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:48,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:48,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:49,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 04:44:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:49,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:49,822 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:49,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:49,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:49,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:49,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:49,824 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:49,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 04:44:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:50,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:50,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:50,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:54,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 04:44:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:54,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:54,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:54,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:54,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:54,783 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:54,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 04:44:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:55,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:55,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:44:55,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:44:56,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 04:44:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:44:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:44:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:44:56,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:56,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:56,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:56,370 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:56,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 04:44:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:56,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:56,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:56,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:00,971 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:00,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 04:45:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:00,980 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:00,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:00,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:00,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:00,982 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:00,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 04:45:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:01,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:01,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:01,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:02,545 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:02,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 04:45:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:02,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:02,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:02,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:02,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:02,557 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:02,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 04:45:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:02,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:02,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:02,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:04,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 04:45:04,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:04,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:04,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:04,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:04,122 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:04,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 04:45:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:04,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:04,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:04,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:05,682 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:05,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 04:45:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:05,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:05,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:05,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:05,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:05,694 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:05,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 04:45:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:05,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:05,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:05,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:07,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 04:45:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:07,316 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:07,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:07,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:07,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:07,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:07,318 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:07,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 04:45:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:07,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:07,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:45:07,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:11,991 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:11,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 04:45:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:12,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:12,002 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:12,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:12,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:12,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:12,004 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:12,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 04:45:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:12,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:12,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:12,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:13,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Forceful destruction successful, exit code 0 [2024-12-06 04:45:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:13,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:13,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:13,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:13,722 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:13,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 04:45:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:13,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:14,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:14,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:15,377 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:15,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 04:45:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:15,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:15,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:15,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:15,390 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:15,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 04:45:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:15,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:15,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:15,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:17,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:17,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 04:45:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:17,084 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:17,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:17,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:17,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:17,086 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:17,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 04:45:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:17,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:17,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:45:17,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:21,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-06 04:45:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:21,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:21,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:21,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:21,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:21,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:21,826 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:21,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 04:45:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:22,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:22,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:22,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:23,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 04:45:23,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:23,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:23,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:23,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:23,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:23,519 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:23,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 04:45:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:23,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:23,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:23,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:25,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-06 04:45:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:25,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:25,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:25,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:25,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:25,233 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:25,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 04:45:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:25,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:25,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:25,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:26,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 04:45:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:26,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:26,954 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:26,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:26,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:26,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:26,955 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:26,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 04:45:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:27,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:27,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:27,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:28,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 04:45:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:28,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:28,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:28,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:28,672 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:28,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 04:45:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:28,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:29,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:45:29,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:33,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 04:45:33,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:33,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:33,419 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:33,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:33,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:33,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:33,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:33,421 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:33,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 04:45:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:33,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:33,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:33,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:35,087 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:35,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 04:45:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:35,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:35,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:35,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:35,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:35,100 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:35,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 04:45:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:35,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:35,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:45:35,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:39,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 04:45:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:39,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:39,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:39,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:39,886 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:39,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 04:45:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:40,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:40,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:45:40,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 04:45:41,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-06 04:45:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:41,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 127 transitions. [2024-12-06 04:45:41,755 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-12-06 04:45:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:41,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:41,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:41,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:41,757 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:41,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712f0d50-64db-4692-ac1f-b6618955060d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process