./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c --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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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 83a507b5a78977c4a0b48a152de77bd7eabcfca9b19b757436d28082e86741ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:27:11,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:27:11,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:27:11,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:27:11,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:27:12,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:27:12,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:27:12,017 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:27:12,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:27:12,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:27:12,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:27:12,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:27:12,019 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:27:12,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:27:12,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:27:12,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:12,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:27:12,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:27:12,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:27:12,020 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:27:12,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:27:12,020 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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 -> 83a507b5a78977c4a0b48a152de77bd7eabcfca9b19b757436d28082e86741ee [2024-12-05 21:27:12,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:27:12,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:27:12,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:27:12,287 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:27:12,287 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:27:12,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c [2024-12-05 21:27:15,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/9c5d49e84/370a03cd0eda4ac587dfe7d76dca4b4e/FLAG8d0825eef [2024-12-05 21:27:15,211 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:15,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c [2024-12-05 21:27:15,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/9c5d49e84/370a03cd0eda4ac587dfe7d76dca4b4e/FLAG8d0825eef [2024-12-05 21:27:15,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/9c5d49e84/370a03cd0eda4ac587dfe7d76dca4b4e [2024-12-05 21:27:15,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:15,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:15,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:15,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:15,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:15,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53bf41a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15, skipping insertion in model container [2024-12-05 21:27:15,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:15,413 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c[537,550] [2024-12-05 21:27:15,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:15,446 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:27:15,458 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c[537,550] [2024-12-05 21:27:15,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:15,486 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:27:15,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15 WrapperNode [2024-12-05 21:27:15,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:15,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:15,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:27:15,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:27:15,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,520 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 21:27:15,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:15,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:27:15,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:27:15,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:27:15,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,534 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:27:15,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:27:15,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:27:15,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:27:15,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:15,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:27:15,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:27:15,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:27:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:27:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:27:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:27:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:27:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:27:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:27:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:27:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:27:15,678 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:27:15,680 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:27:15,820 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 21:27:15,820 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:27:15,852 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:27:15,852 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 21:27:15,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:15 BoogieIcfgContainer [2024-12-05 21:27:15,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:27:15,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:27:15,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:27:15,861 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:27:15,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:15" (1/1) ... [2024-12-05 21:27:15,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:27:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-05 21:27:15,923 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-05 21:27:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:27:15,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:15,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:16,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:27:16,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2024-12-05 21:27:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2024-12-05 21:27:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:27:16,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:16,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:16,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:27:16,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-12-05 21:27:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-12-05 21:27:16,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:16,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:16,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:16,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:16,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:17,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:17,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:17,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:17,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:17,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:17,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:17,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:17,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:18,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:18,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:18,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:18,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:18,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:18,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:18,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:18,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:18,161 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:18,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:18,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 21:27:18,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:18,450 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:27:18,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:18,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:18,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:18,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:18,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:18,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:18,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:18,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:18,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:18,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:18,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:18,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:18,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:18,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:18,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:18,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,011 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,142 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,536 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:27:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,761 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 21:27:19,893 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 21:27:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:19,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:19,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 21:27:19,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:20,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:20,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2024-12-05 21:27:20,861 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2024-12-05 21:27:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:27:20,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:20,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:20,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:27:20,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:20,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:27:21,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:21,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 83 transitions. [2024-12-05 21:27:21,740 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2024-12-05 21:27:21,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:27:21,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:21,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:21,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 21:27:21,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:21,838 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:27:22,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 44 states and 86 transitions. [2024-12-05 21:27:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2024-12-05 21:27:22,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:27:22,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:22,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:22,680 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 21:27:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:23,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 90 transitions. [2024-12-05 21:27:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2024-12-05 21:27:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:27:23,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:23,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:23,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 21:27:23,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:33,668 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-05 21:28:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:18,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 50 states and 102 transitions. [2024-12-05 21:28:18,842 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 102 transitions. [2024-12-05 21:28:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:28:18,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:18,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:28:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:28:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:18,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:28:18,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 21:28:20,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:20,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 114 transitions. [2024-12-05 21:28:20,461 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2024-12-05 21:28:20,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:28:20,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:20,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:28:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:28:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:20,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 21:28:20,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:20,623 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-05 21:28:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 57 states and 123 transitions. [2024-12-05 21:28:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 123 transitions. [2024-12-05 21:28:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:28:21,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:21,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:28:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 21:28:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 60 states and 132 transitions. [2024-12-05 21:28:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 132 transitions. [2024-12-05 21:28:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:28:22,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:22,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:28:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:23,664 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 21:28:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 65 states and 146 transitions. [2024-12-05 21:28:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 146 transitions. [2024-12-05 21:28:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:28:25,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:25,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:28:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:28:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:25,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 21:28:25,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:26,426 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 21:29:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:29:58,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 62 states and 139 transitions. [2024-12-05 21:29:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 139 transitions. [2024-12-05 21:29:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 21:29:58,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:29:58,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:29:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:29:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:59,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 21:29:59,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:29:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-12-05 21:30:01,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 66 states and 151 transitions. [2024-12-05 21:30:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 151 transitions. [2024-12-05 21:30:01,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:01,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:01,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:02,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 21:30:02,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:30:17,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 21:30:26,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.39s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 21:30:36,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 21:30:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:36,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:36,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:39,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 21:30:39,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:40,163 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:30:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:40,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:40,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:42,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:30:42,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 23 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 21:30:42,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:42,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:42,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:42,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:43,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:30:43,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 19 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:30:44,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:44,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:44,154 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:44,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:44,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:44,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:45,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 21:30:45,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 23 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 21:30:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:45,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:45,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:47,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:30:47,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 34 proven. 32 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 21:30:48,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:48,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:48,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:48,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:48,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 21:30:48,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 35 proven. 33 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:30:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:48,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:48,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:49,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:30:49,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:49,664 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:30:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:49,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:49,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:49,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:49,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 21:30:49,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 51 proven. 8 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-05 21:30:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:50,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:50,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:50,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:30:50,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 42 proven. 27 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:30:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:51,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:51,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:51,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:30:51,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:51,963 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 51 proven. 18 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:30:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:52,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:52,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:52,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:30:52,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:53,757 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:30:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:30:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:30:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:30:54,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:54,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:30:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:57,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:30:57,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:07,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:07,116 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:07,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:07,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:10,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:31:10,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:11,105 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 51 proven. 18 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:31:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:11,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:11,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:11,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:11,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:31:11,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:11,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:11,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:11,884 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:11,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:11,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:12,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:31:12,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:12,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:12,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:12,810 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:12,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:12,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:12,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:14,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:31:14,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 51 proven. 18 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:31:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:15,525 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:15,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:15,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:17,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:31:17,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:17,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:17,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:17,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:18,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:31:18,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:23,623 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:31:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 42 proven. 27 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:31:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:23,668 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:23,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:23,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:23,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:24,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:31:24,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 55 proven. 11 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 21:31:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:26,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:27,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 21:31:27,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:28,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:28,143 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:28,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:28,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:28,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:31:28,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 51 proven. 18 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:31:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:29,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:29,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:29,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:30,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-05 21:31:30,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:31:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:30,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:30,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:31,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:31:31,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 39 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-05 21:31:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:31,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:31,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:33,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:31:33,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:31:33,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:33,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:33,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:34,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 21:31:34,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 49 proven. 17 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 21:31:36,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:36,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:36,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:37,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 21:31:37,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:38,344 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:38,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:38,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:38,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:38,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:39,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:31:39,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:50,045 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:31:50,702 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:50,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:50,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:50,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:51,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:31:51,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:31:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:51,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:51,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:51,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:52,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:31:52,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:53,367 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:31:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:31:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:31:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:31:53,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:53,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:53,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 21:31:53,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:04,325 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:32:24,492 WARN L286 SmtUtils]: Spent 20.09s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:32:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 35 proven. 33 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:32:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:24,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:27,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 21:32:27,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 34 proven. 32 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 21:32:28,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:28,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:28,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:28,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:30,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 21:32:30,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:43,466 WARN L286 SmtUtils]: Spent 9.62s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:32:43,478 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 42 proven. 27 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:32:43,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:43,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:43,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:43,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:44,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:32:44,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:44,930 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:32:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:44,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:44,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:44,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:45,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 21:32:45,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 42 proven. 27 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:32:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:46,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:46,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:46,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:46,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:46,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:32:46,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:32:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:47,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:47,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:47,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:48,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 21:32:48,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:49,148 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 35 proven. 33 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-05 21:32:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:49,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:49,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:50,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:32:50,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:51,496 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 39 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-05 21:32:51,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:51,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:51,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:51,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:32:51,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:52,596 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:32:52,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:52,627 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:52,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:52,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:52,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:32:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:53,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:32:53,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:32:53,719 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 43 proven. 28 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:32:53,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:53,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 71 states and 167 transitions. [2024-12-05 21:32:53,750 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2024-12-05 21:32:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:32:53,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:53,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:33:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:33:03,813 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:33:03,816 INFO L158 Benchmark]: Toolchain (without parser) took 348582.04ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 116.5MB in the beginning and 108.7MB in the end (delta: 7.7MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. [2024-12-05 21:33:03,817 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:33:03,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.01ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 105.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:33:03,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.51ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 103.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:33:03,817 INFO L158 Benchmark]: Boogie Preprocessor took 22.15ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 103.0MB in the end (delta: 812.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:33:03,818 INFO L158 Benchmark]: RCFGBuilder took 309.01ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 89.8MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:33:03,818 INFO L158 Benchmark]: CodeCheck took 347962.48ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 89.8MB in the beginning and 108.7MB in the end (delta: -18.9MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. [2024-12-05 21:33:03,820 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.01ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 105.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.51ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 103.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.15ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 103.0MB in the end (delta: 812.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 309.01ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 89.8MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 347962.48ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 89.8MB in the beginning and 108.7MB in the end (delta: -18.9MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:33:04,027 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 21:33:04,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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 83a507b5a78977c4a0b48a152de77bd7eabcfca9b19b757436d28082e86741ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:33:05,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:33:05,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:33:05,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:33:05,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:33:05,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:33:05,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:33:05,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:33:05,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:33:05,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:33:05,892 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:33:05,893 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:33:05,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:33:05,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:33:05,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:33:05,894 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:33:05,895 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:05,895 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:33:05,895 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/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 -> 83a507b5a78977c4a0b48a152de77bd7eabcfca9b19b757436d28082e86741ee [2024-12-05 21:33:06,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:33:06,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:33:06,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:33:06,174 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:33:06,174 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:33:06,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c [2024-12-05 21:33:08,899 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/dda4edc30/3a8965ecae9a486581f4a53b47a02fb3/FLAGc36823c57 [2024-12-05 21:33:09,056 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:33:09,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c [2024-12-05 21:33:09,064 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/dda4edc30/3a8965ecae9a486581f4a53b47a02fb3/FLAGc36823c57 [2024-12-05 21:33:09,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/data/dda4edc30/3a8965ecae9a486581f4a53b47a02fb3 [2024-12-05 21:33:09,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:33:09,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:33:09,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:33:09,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:33:09,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:33:09,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1811563b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09, skipping insertion in model container [2024-12-05 21:33:09,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,464 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:33:09,571 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c[537,550] [2024-12-05 21:33:09,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:33:09,597 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:33:09,608 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_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound20.c[537,550] [2024-12-05 21:33:09,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:33:09,627 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:33:09,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09 WrapperNode [2024-12-05 21:33:09,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:33:09,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:33:09,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:33:09,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:33:09,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,648 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 21:33:09,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:33:09,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:33:09,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:33:09,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:33:09,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,658 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:33:09,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:33:09,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:33:09,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:33:09,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:33:09,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:33:09,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:33:09,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:33:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:33:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:33:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:33:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:33:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:33:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:33:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:33:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:33:09,751 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:33:09,753 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:33:09,877 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 21:33:09,877 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:33:09,918 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:33:09,918 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 21:33:09,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:33:09 BoogieIcfgContainer [2024-12-05 21:33:09,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:33:09,919 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:33:09,919 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:33:09,926 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:33:09,926 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:33:09" (1/1) ... [2024-12-05 21:33:09,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:33:09,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-05 21:33:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-05 21:33:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:33:09,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:09,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:09,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:09,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:09,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:33:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:10,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:10,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:33:10,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:33:10,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:33:10,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:10,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2024-12-05 21:33:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2024-12-05 21:33:10,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:33:10,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:10,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:10,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:10,319 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:10,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:33:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:10,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:10,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 21:33:10,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:10,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:33:10,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:33:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 32 states and 58 transitions. [2024-12-05 21:33:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 58 transitions. [2024-12-05 21:33:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:10,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:10,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:10,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:10,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:10,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:33:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:10,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:10,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:10,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:11,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:33:11,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:11,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:11,693 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:11,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:11,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:11,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:11,696 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:11,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:33:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:11,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:11,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:11,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:11,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:11,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:33:11,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:11,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:11,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:11,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:11,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:11,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:11,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:11,899 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:11,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:33:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:11,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:11,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:11,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:12,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:33:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:12,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:12,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:12,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:12,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:12,090 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:12,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:33:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:12,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:12,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:33:12,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:12,297 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:12,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:12,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:12,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:12,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:12,300 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:12,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:33:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:12,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:12,458 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:12,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:33:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:12,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:12,474 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:12,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:12,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:12,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:12,477 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:12,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:33:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:12,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:12,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:12,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:12,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:12,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:12,662 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:12,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:33:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:12,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:12,820 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:12,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:33:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:12,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:12,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:12,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:12,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:12,840 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:12,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:33:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:12,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:12,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:33:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:13,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:13,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:13,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:13,005 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:13,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:33:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:13,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:13,159 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:13,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:33:13,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:13,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:13,173 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:13,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:13,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:13,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:13,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:13,177 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:13,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:33:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:13,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:13,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:33:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:13,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:13,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:13,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:13,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:13,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:13,348 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:13,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:33:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:13,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:13,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:33:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:13,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:13,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:13,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:13,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:13,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:13,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:13,512 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:13,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:33:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:13,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:13,655 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:13,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 21:33:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:13,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:13,669 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:13,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:13,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:13,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:13,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:13,673 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:13,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:33:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:13,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:13,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 21:33:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:13,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:13,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:13,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:13,852 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:13,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:33:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:13,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:13,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:14,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 21:33:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:14,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:14,030 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:14,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:14,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:14,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:14,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:14,033 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:14,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:33:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:14,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:14,198 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:14,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 21:33:14,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:14,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:14,212 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:14,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:14,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:14,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:14,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:14,214 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:14,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 21:33:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:14,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:14,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 21:33:14,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:14,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:14,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:14,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:14,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:14,369 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:14,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 21:33:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:14,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:14,513 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:14,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 21:33:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:14,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:14,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:14,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:14,533 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:14,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 21:33:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:14,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:14,667 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:14,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 21:33:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:14,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:14,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:14,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:14,681 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:14,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 21:33:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:14,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:14,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 21:33:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:14,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:14,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:14,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:14,859 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:14,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 21:33:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:14,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:14,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,010 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 21:33:15,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,019 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,021 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 21:33:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 21:33:15,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,147 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,149 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 21:33:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 21:33:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,264 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,266 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 21:33:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,405 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 21:33:15,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,418 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 21:33:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 21:33:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,569 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 21:33:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 21:33:15,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,719 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 21:33:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 21:33:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,849 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 21:33:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:15,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:15,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:15,958 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:15,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 21:33:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:15,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:15,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:15,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:15,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:15,970 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:15,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 21:33:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 21:33:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,093 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 21:33:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,150 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 21:33:16,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,207 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 21:33:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 21:33:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,343 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,345 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 21:33:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 21:33:16,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,472 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,474 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 21:33:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 21:33:16,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,591 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 21:33:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,715 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 21:33:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,725 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 21:33:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 21:33:16,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,848 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 21:33:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:16,966 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:16,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 21:33:16,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:16,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:16,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:16,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:16,977 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:16,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 21:33:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 21:33:17,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,094 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,096 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 21:33:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 21:33:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,214 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,216 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 21:33:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,323 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 21:33:17,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,334 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 21:33:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,389 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 21:33:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,451 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 21:33:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 21:33:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,572 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,574 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 21:33:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 21:33:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,695 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 21:33:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,800 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 21:33:17,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,811 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,813 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 21:33:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:17,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:17,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:17,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 21:33:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:17,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:17,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:17,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:17,936 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:17,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 21:33:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 21:33:18,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,063 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 21:33:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 21:33:18,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,185 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 21:33:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 21:33:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,309 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 21:33:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,422 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 21:33:18,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,434 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 21:33:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 21:33:18,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,567 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 21:33:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 21:33:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,694 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,696 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 21:33:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 21:33:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,834 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 21:33:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:18,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:18,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:18,962 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:18,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 21:33:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:18,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:18,971 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:18,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:18,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:18,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:18,973 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:18,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 21:33:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,083 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-05 21:33:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,090 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,092 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 21:33:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,141 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 21:33:19,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,198 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,200 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 21:33:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 21:33:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,323 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 21:33:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 21:33:19,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,446 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 21:33:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-05 21:33:19,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,599 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,601 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 21:33:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,734 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:19,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,747 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 21:33:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:19,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:19,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:19,905 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:19,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 21:33:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:19,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:19,917 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:19,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:19,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:19,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:19,920 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:19,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 21:33:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:20,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 21:33:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:20,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:20,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:20,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:20,094 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:20,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 21:33:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:20,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 21:33:20,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:20,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:20,253 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:20,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:20,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:20,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:20,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:20,256 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:20,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 21:33:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:20,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 21:33:20,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:20,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:20,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:20,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:20,423 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:20,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 21:33:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:20,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 21:33:20,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:20,608 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:20,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:20,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:20,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:20,610 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:20,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 21:33:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:20,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 21:33:20,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:20,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:20,739 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:20,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:20,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:20,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:20,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:20,742 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:20,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 21:33:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:20,876 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:20,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 21:33:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:20,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:20,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:20,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:20,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:20,888 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:20,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 21:33:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:20,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:20,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,002 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 21:33:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,013 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,015 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 21:33:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 21:33:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,151 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 21:33:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,264 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 21:33:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,272 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,274 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 21:33:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 21:33:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,389 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,391 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 21:33:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,495 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 21:33:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,507 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 21:33:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,566 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 21:33:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,634 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,636 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 21:33:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 21:33:21,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,790 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 21:33:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:21,892 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:21,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 21:33:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:21,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:21,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:21,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:21,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:21,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:21,900 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:21,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 21:33:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:21,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:21,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,003 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 21:33:22,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,013 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 21:33:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 21:33:22,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,126 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,128 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 21:33:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 21:33:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,236 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 21:33:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,336 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 21:33:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,346 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 21:33:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 21:33:22,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,464 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 21:33:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,565 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 21:33:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,573 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,575 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 21:33:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,677 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 21:33:22,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,686 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 21:33:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 21:33:22,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,802 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 21:33:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,857 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:22,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 21:33:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:22,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:22,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:22,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:22,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:22,918 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:22,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 21:33:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:22,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:22,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 21:33:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,028 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 21:33:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 21:33:23,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,135 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,136 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 21:33:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 21:33:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,245 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 21:33:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,351 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 21:33:23,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,358 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,360 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 21:33:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,467 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:23,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,477 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 21:33:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 21:33:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,603 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 21:33:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,711 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 21:33:23,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,722 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 21:33:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 21:33:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,834 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 21:33:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:23,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:23,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:23,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 21:33:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:23,941 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:23,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:23,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:23,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:23,943 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:23,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 21:33:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,002 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,054 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 21:33:24,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,065 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 21:33:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,170 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 21:33:24,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,181 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 21:33:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 21:33:24,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,308 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 21:33:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,417 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 21:33:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,426 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 21:33:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 21:33:24,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,543 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,545 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 21:33:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 21:33:24,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,667 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,669 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 21:33:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 21:33:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,797 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 21:33:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:24,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:24,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:24,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 21:33:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:24,930 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:24,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:24,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:24,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:24,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:24,932 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:24,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 21:33:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,062 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 21:33:25,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,072 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 21:33:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,134 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,176 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-05 21:33:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,185 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 21:33:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 21:33:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,308 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 21:33:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,419 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 21:33:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,428 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,430 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 21:33:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 21:33:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,563 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 21:33:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 21:33:25,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,685 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 21:33:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 21:33:25,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,804 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 21:33:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:25,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 21:33:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:25,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:25,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:25,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:25,922 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:25,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 21:33:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:25,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:25,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,023 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 21:33:26,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,030 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,032 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 21:33:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 21:33:26,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,165 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 21:33:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,273 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 21:33:26,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,282 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 21:33:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 21:33:26,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,400 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 21:33:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 21:33:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,517 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 21:33:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 21:33:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,633 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 21:33:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 21:33:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,740 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,742 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 21:33:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 21:33:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,856 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 21:33:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:26,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:26,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:26,958 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:26,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 21:33:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:26,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:26,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:26,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:26,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:26,968 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:26,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 21:33:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,063 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 21:33:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,074 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 21:33:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 21:33:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,185 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,187 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 21:33:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-05 21:33:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,310 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 21:33:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 21:33:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,428 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,430 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 21:33:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 21:33:27,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,543 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 21:33:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 21:33:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,653 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,655 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 21:33:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,764 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 21:33:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,773 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,775 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 21:33:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:27,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:27,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:27,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:27,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:27,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:27,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:27,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:27,897 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:27,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 21:33:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:27,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:27,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 21:33:28,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,018 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,020 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 21:33:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 21:33:28,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,143 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 21:33:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-05 21:33:28,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,271 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,273 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 21:33:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 21:33:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,395 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 21:33:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-05 21:33:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,506 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,508 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 21:33:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-05 21:33:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,612 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,613 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 21:33:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-05 21:33:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,721 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 21:33:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-05 21:33:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,829 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,831 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 21:33:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:28,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:28,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:28,954 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:28,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 21:33:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:28,961 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:28,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:28,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:28,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:28,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:28,963 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:28,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 21:33:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-05 21:33:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,080 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 21:33:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-05 21:33:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,197 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,199 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 21:33:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,260 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 21:33:29,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,323 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 21:33:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 21:33:29,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,440 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 21:33:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,553 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 21:33:29,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,564 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,566 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 21:33:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 21:33:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,689 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 21:33:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 21:33:29,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,814 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,816 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 21:33:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:29,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:29,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 21:33:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:29,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:29,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:29,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:29,935 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:29,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 21:33:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:29,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,044 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 21:33:30,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,056 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 21:33:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 21:33:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,203 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 21:33:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,320 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 21:33:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,329 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 21:33:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 21:33:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,447 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 21:33:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 21:33:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,569 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 21:33:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,656 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 21:33:30,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,664 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 21:33:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 21:33:30,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,766 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 21:33:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:30,901 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:30,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 21:33:30,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:30,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:30,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:30,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:30,910 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:30,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 21:33:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:30,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:30,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,010 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 21:33:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,019 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 21:33:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 21:33:31,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,132 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 21:33:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 21:33:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,254 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 21:33:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 21:33:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,368 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 21:33:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,472 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-05 21:33:31,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,480 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 21:33:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-05 21:33:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,584 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,586 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 21:33:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-05 21:33:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,695 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 21:33:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 21:33:31,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,833 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,835 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 21:33:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:31,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:31,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:31,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-05 21:33:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:31,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:31,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:31,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:31,954 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:31,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 21:33:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-05 21:33:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,061 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 21:33:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,160 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-05 21:33:32,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,168 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 21:33:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,272 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-05 21:33:32,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,279 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,281 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 21:33:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 21:33:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,396 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,397 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 21:33:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 21:33:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,510 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 21:33:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,606 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 21:33:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,617 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 21:33:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-05 21:33:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,727 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 21:33:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,840 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,842 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 21:33:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:32,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:32,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,943 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:32,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 21:33:32,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:32,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:32,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:32,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:32,952 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:32,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 21:33:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 21:33:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,065 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 21:33:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 21:33:33,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,172 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 21:33:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 21:33:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,300 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 21:33:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,359 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 21:33:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,417 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 21:33:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,522 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 21:33:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,532 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 21:33:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 21:33:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,636 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 21:33:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,734 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-05 21:33:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,744 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 21:33:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-05 21:33:33,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,855 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-05 21:33:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:33,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:33,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:33,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-05 21:33:33,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:33,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:33,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:33,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:33,970 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:33,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-05 21:33:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:34,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,082 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-05 21:33:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-05 21:33:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,191 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-05 21:33:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:34,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,297 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,299 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-05 21:33:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-05 21:33:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,408 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,410 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-05 21:33:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-05 21:33:34,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,516 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,517 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-05 21:33:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-05 21:33:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,632 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-05 21:33:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-05 21:33:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,751 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-05 21:33:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-05 21:33:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,866 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-05 21:33:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,920 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:34,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:34,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:34,969 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:34,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-05 21:33:34,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:34,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:34,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:34,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:34,980 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:34,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-05 21:33:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,073 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-05 21:33:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,082 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-05 21:33:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-05 21:33:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,200 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-05 21:33:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-05 21:33:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,320 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,322 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-05 21:33:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-05 21:33:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,446 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-05 21:33:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-05 21:33:35,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,592 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-05 21:33:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,703 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-05 21:33:35,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,717 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-05 21:33:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,818 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-05 21:33:35,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,826 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-05 21:33:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:35,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-05 21:33:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:35,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:35,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:35,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:35,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:35,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:35,936 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:35,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-05 21:33:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-05 21:33:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,044 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,046 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-05 21:33:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,152 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,154 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-05 21:33:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,254 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-05 21:33:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,263 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-05 21:33:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-05 21:33:36,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,368 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,370 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-05 21:33:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-05 21:33:36,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,475 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-05 21:33:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-05 21:33:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,588 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-05 21:33:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-05 21:33:36,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,705 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,707 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-05 21:33:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-05 21:33:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,821 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,823 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-05 21:33:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:36,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:36,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-05 21:33:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:36,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:36,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:36,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:36,933 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:36,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-05 21:33:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:36,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,027 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-05 21:33:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,035 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,037 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-05 21:33:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-05 21:33:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,157 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-05 21:33:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-05 21:33:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,265 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-05 21:33:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-05 21:33:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,385 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-05 21:33:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-05 21:33:37,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,515 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-05 21:33:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-05 21:33:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,637 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-05 21:33:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-05 21:33:37,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,766 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-05 21:33:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-05 21:33:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:37,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:37,889 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:37,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:37,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:37,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:37,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:37,890 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:37,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-05 21:33:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:37,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:37,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:37,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:37,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-05 21:33:38,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,004 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-05 21:33:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,104 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,112 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-05 21:33:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-05 21:33:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,226 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-05 21:33:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-05 21:33:38,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,341 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,342 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-05 21:33:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-05 21:33:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,457 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-05 21:33:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-05 21:33:38,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,564 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-05 21:33:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-05 21:33:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,677 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-05 21:33:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-05 21:33:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,782 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-05 21:33:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:38,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-05 21:33:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:38,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,914 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-05 21:33:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:38,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:38,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-05 21:33:39,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,019 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,020 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-05 21:33:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-05 21:33:39,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,120 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,122 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-05 21:33:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:39,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,222 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,223 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-05 21:33:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-05 21:33:39,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,322 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,324 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-05 21:33:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-05 21:33:39,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,426 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,428 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-05 21:33:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,528 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-05 21:33:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,536 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-05 21:33:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,635 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-05 21:33:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,644 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-05 21:33:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-05 21:33:39,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,782 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-05 21:33:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:39,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-05 21:33:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:39,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:39,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:39,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:39,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:39,906 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:39,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-05 21:33:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:39,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:39,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-05 21:33:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,016 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-05 21:33:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-05 21:33:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,120 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,122 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-05 21:33:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-05 21:33:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,226 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,228 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-05 21:33:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-05 21:33:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,337 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-05 21:33:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-05 21:33:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,467 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-05 21:33:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-05 21:33:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,599 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-05 21:33:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,710 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-05 21:33:40,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,722 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-05 21:33:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-05 21:33:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,834 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-05 21:33:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,891 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:40,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:40,941 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:40,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-05 21:33:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:40,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:40,947 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:40,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:40,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:40,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:40,949 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:40,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-05 21:33:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:40,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-05 21:33:41,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,062 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-05 21:33:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-05 21:33:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,179 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-05 21:33:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-05 21:33:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,285 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-05 21:33:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,384 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-05 21:33:41,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,391 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,392 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-05 21:33:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,447 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,497 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-05 21:33:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,506 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-05 21:33:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-05 21:33:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,622 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-05 21:33:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-05 21:33:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,730 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,731 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-05 21:33:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-05 21:33:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,837 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-05 21:33:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:41,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:41,934 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:41,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-05 21:33:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:41,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:41,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:41,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:41,942 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:41,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-05 21:33:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:41,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,040 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-05 21:33:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,048 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,050 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-05 21:33:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-05 21:33:42,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,162 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-05 21:33:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,263 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-05 21:33:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,271 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-05 21:33:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:42,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,379 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-05 21:33:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-05 21:33:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,487 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-05 21:33:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,586 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:42,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,594 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-05 21:33:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-05 21:33:42,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,697 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,698 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-05 21:33:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-05 21:33:42,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,796 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,798 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-05 21:33:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:42,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-05 21:33:42,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:42,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:42,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:42,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:42,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:42,915 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:42,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-05 21:33:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:42,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:42,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,015 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-05 21:33:43,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,023 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-05 21:33:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-05 21:33:43,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,129 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,130 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-05 21:33:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-05 21:33:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,233 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-05 21:33:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,325 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-05 21:33:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,333 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-05 21:33:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-05 21:33:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,437 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-05 21:33:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-05 21:33:43,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,541 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-05 21:33:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-05 21:33:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,675 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-05 21:33:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,778 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,779 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-05 21:33:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-05 21:33:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,886 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-05 21:33:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:43,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:43,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:43,975 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:43,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-05 21:33:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:43,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:43,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:43,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:43,983 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:43,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-05 21:33:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,078 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-05 21:33:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,088 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-05 21:33:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,187 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-05 21:33:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,195 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-05 21:33:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,296 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-05 21:33:44,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,307 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-05 21:33:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-05 21:33:44,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,430 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-05 21:33:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-05 21:33:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,537 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,539 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-05 21:33:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-05 21:33:44,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,644 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-05 21:33:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-05 21:33:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,755 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-05 21:33:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,854 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-05 21:33:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,862 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-05 21:33:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:44,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:44,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:44,971 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:44,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-05 21:33:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:44,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:44,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:44,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:44,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:44,984 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:44,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-05 21:33:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-05 21:33:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,106 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-05 21:33:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-05 21:33:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,206 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-05 21:33:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-05 21:33:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,317 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-05 21:33:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,409 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-05 21:33:45,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,415 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,416 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-05 21:33:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-05 21:33:45,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,523 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-05 21:33:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-05 21:33:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,628 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-05 21:33:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-05 21:33:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,730 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,732 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-05 21:33:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,830 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-05 21:33:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,838 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-05 21:33:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:45,928 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:45,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-05 21:33:45,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:45,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:45,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:45,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:45,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:45,935 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:45,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-05 21:33:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:45,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:45,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-05 21:33:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,032 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-05 21:33:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-05 21:33:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,142 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-05 21:33:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-05 21:33:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,246 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-05 21:33:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-05 21:33:46,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,354 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-05 21:33:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-05 21:33:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,451 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-05 21:33:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-05 21:33:46,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,554 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-05 21:33:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-05 21:33:46,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,653 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,654 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-05 21:33:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-05 21:33:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,761 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-05 21:33:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-05 21:33:46,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,864 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-05 21:33:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:46,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:46,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:46,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-05 21:33:46,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:46,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:46,974 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:46,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:46,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:46,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:46,975 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:46,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-05 21:33:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,078 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-05 21:33:47,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,085 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,087 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-05 21:33:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-05 21:33:47,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,188 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-05 21:33:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,283 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-05 21:33:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,290 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,292 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-05 21:33:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,390 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-05 21:33:47,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,396 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,398 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-05 21:33:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-05 21:33:47,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,507 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-05 21:33:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,559 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-05 21:33:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,612 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,614 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-05 21:33:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-05 21:33:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,719 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-05 21:33:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,820 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-05 21:33:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:47,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:47,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-05 21:33:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:47,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:47,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:47,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:47,920 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:47,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-05 21:33:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:47,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:47,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-05 21:33:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,026 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-05 21:33:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-05 21:33:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,131 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,132 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-05 21:33:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-05 21:33:48,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,235 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,236 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-05 21:33:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-12-05 21:33:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,333 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,335 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-05 21:33:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-05 21:33:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,441 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-05 21:33:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,542 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-05 21:33:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,554 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-05 21:33:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,609 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,661 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-05 21:33:48,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,670 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-05 21:33:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-05 21:33:48,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,786 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-05 21:33:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-05 21:33:48,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:48,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:48,903 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:48,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:48,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:48,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:48,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:48,904 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:48,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-05 21:33:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:48,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:48,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:48,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-05 21:33:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,001 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-05 21:33:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-05 21:33:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,109 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-05 21:33:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,207 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-05 21:33:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,215 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-05 21:33:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,315 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-05 21:33:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,326 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-05 21:33:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-05 21:33:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,427 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-05 21:33:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-05 21:33:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,529 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-05 21:33:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-05 21:33:49,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,634 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-05 21:33:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-05 21:33:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,739 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-05 21:33:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-05 21:33:49,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,844 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-05 21:33:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:49,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:49,940 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:49,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-05 21:33:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:49,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,949 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-05 21:33:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:49,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,040 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-05 21:33:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,047 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,049 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-05 21:33:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,140 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-05 21:33:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,148 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-05 21:33:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-05 21:33:50,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,257 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,258 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-05 21:33:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,352 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-05 21:33:50,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,360 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-05 21:33:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,414 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-05 21:33:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,462 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,463 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-05 21:33:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-05 21:33:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,573 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,575 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-05 21:33:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-05 21:33:50,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,677 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-05 21:33:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-05 21:33:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,779 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,781 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-05 21:33:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-05 21:33:50,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,889 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-05 21:33:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,941 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:50,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:50,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:50,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-05 21:33:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:50,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:50,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:50,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:50,996 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:50,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-05 21:33:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,092 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-05 21:33:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,101 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-05 21:33:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,150 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-05 21:33:51,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,201 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-05 21:33:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-05 21:33:51,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,299 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,300 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-05 21:33:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-05 21:33:51,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,408 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-05 21:33:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-05 21:33:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,520 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-05 21:33:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-05 21:33:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,631 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-05 21:33:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,730 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-05 21:33:51,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,740 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,741 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-05 21:33:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-05 21:33:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,850 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-05 21:33:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:51,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:51,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:51,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-05 21:33:51,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:51,956 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:51,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:51,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:51,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:51,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:51,957 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:51,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-05 21:33:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:52,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:52,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:33:52,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:33:52,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-05 21:33:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:52,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:33:52,068 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:33:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:33:52,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:52,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:52,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:52,069 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:52,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-05 21:33:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:52,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:52,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-12-05 21:40:30,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4127)] Ended with exit code 0 [2024-12-05 21:40:30,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:30,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:30,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:30,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:30,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:30,917 INFO L229 MonitoredProcess]: Starting monitored process 4128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:30,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4128)] Waiting until timeout for monitored process [2024-12-05 21:40:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:30,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:30,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:30,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4128)] Ended with exit code 0 [2024-12-05 21:40:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,046 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,048 INFO L229 MonitoredProcess]: Starting monitored process 4129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4129)] Waiting until timeout for monitored process [2024-12-05 21:40:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,149 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4129)] Ended with exit code 0 [2024-12-05 21:40:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,158 INFO L229 MonitoredProcess]: Starting monitored process 4130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4130)] Waiting until timeout for monitored process [2024-12-05 21:40:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,254 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4130)] Ended with exit code 0 [2024-12-05 21:40:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,261 INFO L229 MonitoredProcess]: Starting monitored process 4131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4131)] Waiting until timeout for monitored process [2024-12-05 21:40:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4131)] Ended with exit code 0 [2024-12-05 21:40:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,373 INFO L229 MonitoredProcess]: Starting monitored process 4132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4132)] Waiting until timeout for monitored process [2024-12-05 21:40:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4132)] Ended with exit code 0 [2024-12-05 21:40:31,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,483 INFO L229 MonitoredProcess]: Starting monitored process 4133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4133)] Waiting until timeout for monitored process [2024-12-05 21:40:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4133)] Ended with exit code 0 [2024-12-05 21:40:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,594 INFO L229 MonitoredProcess]: Starting monitored process 4134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4134)] Waiting until timeout for monitored process [2024-12-05 21:40:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,689 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4134)] Ended with exit code 0 [2024-12-05 21:40:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,695 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,697 INFO L229 MonitoredProcess]: Starting monitored process 4135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4135)] Waiting until timeout for monitored process [2024-12-05 21:40:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4135)] Ended with exit code 0 [2024-12-05 21:40:31,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,814 INFO L229 MonitoredProcess]: Starting monitored process 4136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4136)] Waiting until timeout for monitored process [2024-12-05 21:40:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:31,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:31,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4136)] Ended with exit code 0 [2024-12-05 21:40:31,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:31,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:31,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:31,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:31,920 INFO L229 MonitoredProcess]: Starting monitored process 4137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:31,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4137)] Waiting until timeout for monitored process [2024-12-05 21:40:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:31,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:31,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4137)] Ended with exit code 0 [2024-12-05 21:40:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,022 INFO L229 MonitoredProcess]: Starting monitored process 4138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4138)] Waiting until timeout for monitored process [2024-12-05 21:40:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,119 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4138)] Ended with exit code 0 [2024-12-05 21:40:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,126 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,127 INFO L229 MonitoredProcess]: Starting monitored process 4139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4139)] Waiting until timeout for monitored process [2024-12-05 21:40:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4139)] Ended with exit code 0 [2024-12-05 21:40:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,238 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,239 INFO L229 MonitoredProcess]: Starting monitored process 4140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4140)] Waiting until timeout for monitored process [2024-12-05 21:40:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4140)] Ended with exit code 0 [2024-12-05 21:40:32,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,352 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,353 INFO L229 MonitoredProcess]: Starting monitored process 4141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4141)] Waiting until timeout for monitored process [2024-12-05 21:40:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,452 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4141)] Ended with exit code 0 [2024-12-05 21:40:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,458 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,460 INFO L229 MonitoredProcess]: Starting monitored process 4142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4142)] Waiting until timeout for monitored process [2024-12-05 21:40:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,559 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4142)] Ended with exit code 0 [2024-12-05 21:40:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,565 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,567 INFO L229 MonitoredProcess]: Starting monitored process 4143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4143)] Waiting until timeout for monitored process [2024-12-05 21:40:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,672 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4143)] Ended with exit code 0 [2024-12-05 21:40:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,680 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,682 INFO L229 MonitoredProcess]: Starting monitored process 4144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4144)] Waiting until timeout for monitored process [2024-12-05 21:40:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4144)] Ended with exit code 0 [2024-12-05 21:40:32,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,795 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,796 INFO L229 MonitoredProcess]: Starting monitored process 4145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4145)] Waiting until timeout for monitored process [2024-12-05 21:40:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4145)] Ended with exit code 0 [2024-12-05 21:40:32,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:32,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:32,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:32,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:32,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:32,901 INFO L229 MonitoredProcess]: Starting monitored process 4146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:32,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4146)] Waiting until timeout for monitored process [2024-12-05 21:40:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:32,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:32,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:32,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4146)] Ended with exit code 0 [2024-12-05 21:40:33,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,008 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,010 INFO L229 MonitoredProcess]: Starting monitored process 4147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4147)] Waiting until timeout for monitored process [2024-12-05 21:40:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,100 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4147)] Ended with exit code 0 [2024-12-05 21:40:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,106 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,108 INFO L229 MonitoredProcess]: Starting monitored process 4148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4148)] Waiting until timeout for monitored process [2024-12-05 21:40:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,209 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4148)] Ended with exit code 0 [2024-12-05 21:40:33,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,217 INFO L229 MonitoredProcess]: Starting monitored process 4149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4149)] Waiting until timeout for monitored process [2024-12-05 21:40:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4149)] Ended with exit code 0 [2024-12-05 21:40:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,321 INFO L229 MonitoredProcess]: Starting monitored process 4150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4150)] Waiting until timeout for monitored process [2024-12-05 21:40:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4150)] Ended with exit code 0 [2024-12-05 21:40:33,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,432 INFO L229 MonitoredProcess]: Starting monitored process 4151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4151)] Waiting until timeout for monitored process [2024-12-05 21:40:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,536 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4151)] Ended with exit code 0 [2024-12-05 21:40:33,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,545 INFO L229 MonitoredProcess]: Starting monitored process 4152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4152)] Waiting until timeout for monitored process [2024-12-05 21:40:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4152)] Ended with exit code 0 [2024-12-05 21:40:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,656 INFO L229 MonitoredProcess]: Starting monitored process 4153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4153)] Waiting until timeout for monitored process [2024-12-05 21:40:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4153)] Ended with exit code 0 [2024-12-05 21:40:33,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,767 INFO L229 MonitoredProcess]: Starting monitored process 4154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4154)] Waiting until timeout for monitored process [2024-12-05 21:40:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4154)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,874 INFO L229 MonitoredProcess]: Starting monitored process 4155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4155)] Waiting until timeout for monitored process [2024-12-05 21:40:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:33,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:33,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:33,971 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:33,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4155)] Ended with exit code 0 [2024-12-05 21:40:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:33,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:33,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:33,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:33,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:33,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:33,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:33,979 INFO L229 MonitoredProcess]: Starting monitored process 4156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:33,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4156)] Waiting until timeout for monitored process [2024-12-05 21:40:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,083 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4156)] Ended with exit code 0 [2024-12-05 21:40:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,090 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,091 INFO L229 MonitoredProcess]: Starting monitored process 4157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4157)] Waiting until timeout for monitored process [2024-12-05 21:40:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4157)] Ended with exit code 0 [2024-12-05 21:40:34,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,198 INFO L229 MonitoredProcess]: Starting monitored process 4158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4158)] Waiting until timeout for monitored process [2024-12-05 21:40:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4158)] Ended with exit code 0 [2024-12-05 21:40:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,309 INFO L229 MonitoredProcess]: Starting monitored process 4159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4159)] Waiting until timeout for monitored process [2024-12-05 21:40:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4159)] Ended with exit code 0 [2024-12-05 21:40:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,417 INFO L229 MonitoredProcess]: Starting monitored process 4160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4160)] Waiting until timeout for monitored process [2024-12-05 21:40:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4160)] Ended with exit code 0 [2024-12-05 21:40:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,521 INFO L229 MonitoredProcess]: Starting monitored process 4161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4161)] Waiting until timeout for monitored process [2024-12-05 21:40:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4161)] Ended with exit code 0 [2024-12-05 21:40:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,634 INFO L229 MonitoredProcess]: Starting monitored process 4162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4162)] Waiting until timeout for monitored process [2024-12-05 21:40:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,734 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4162)] Ended with exit code 0 [2024-12-05 21:40:34,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,742 INFO L229 MonitoredProcess]: Starting monitored process 4163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4163)] Waiting until timeout for monitored process [2024-12-05 21:40:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4163)] Ended with exit code 0 [2024-12-05 21:40:34,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,842 INFO L229 MonitoredProcess]: Starting monitored process 4164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4164)] Waiting until timeout for monitored process [2024-12-05 21:40:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:34,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:34,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4164)] Ended with exit code 0 [2024-12-05 21:40:34,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:34,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:34,946 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:34,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:34,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:34,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:34,947 INFO L229 MonitoredProcess]: Starting monitored process 4165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:34,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4165)] Waiting until timeout for monitored process [2024-12-05 21:40:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:34,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4165)] Ended with exit code 0 [2024-12-05 21:40:35,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,052 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,054 INFO L229 MonitoredProcess]: Starting monitored process 4166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4166)] Waiting until timeout for monitored process [2024-12-05 21:40:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4166)] Ended with exit code 0 [2024-12-05 21:40:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,164 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,166 INFO L229 MonitoredProcess]: Starting monitored process 4167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4167)] Waiting until timeout for monitored process [2024-12-05 21:40:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4167)] Ended with exit code 0 [2024-12-05 21:40:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,282 INFO L229 MonitoredProcess]: Starting monitored process 4168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4168)] Waiting until timeout for monitored process [2024-12-05 21:40:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4168)] Ended with exit code 0 [2024-12-05 21:40:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,390 INFO L229 MonitoredProcess]: Starting monitored process 4169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4169)] Waiting until timeout for monitored process [2024-12-05 21:40:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4169)] Ended with exit code 0 [2024-12-05 21:40:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,494 INFO L229 MonitoredProcess]: Starting monitored process 4170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4170)] Waiting until timeout for monitored process [2024-12-05 21:40:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4170)] Ended with exit code 0 [2024-12-05 21:40:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,590 INFO L229 MonitoredProcess]: Starting monitored process 4171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4171)] Waiting until timeout for monitored process [2024-12-05 21:40:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4171)] Ended with exit code 0 [2024-12-05 21:40:35,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,687 INFO L229 MonitoredProcess]: Starting monitored process 4172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4172)] Waiting until timeout for monitored process [2024-12-05 21:40:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4172)] Ended with exit code 0 [2024-12-05 21:40:35,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,786 INFO L229 MonitoredProcess]: Starting monitored process 4173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4173)] Waiting until timeout for monitored process [2024-12-05 21:40:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4173)] Ended with exit code 0 [2024-12-05 21:40:35,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,890 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,892 INFO L229 MonitoredProcess]: Starting monitored process 4174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4174)] Waiting until timeout for monitored process [2024-12-05 21:40:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:35,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:35,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:35,980 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:35,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4174)] Ended with exit code 0 [2024-12-05 21:40:35,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:35,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:35,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:35,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:35,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:35,988 INFO L229 MonitoredProcess]: Starting monitored process 4175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:35,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4175)] Waiting until timeout for monitored process [2024-12-05 21:40:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4175)] Ended with exit code 0 [2024-12-05 21:40:36,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,094 INFO L229 MonitoredProcess]: Starting monitored process 4176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4176)] Waiting until timeout for monitored process [2024-12-05 21:40:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,143 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4176)] Ended with exit code 0 [2024-12-05 21:40:36,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,200 INFO L229 MonitoredProcess]: Starting monitored process 4177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4177)] Waiting until timeout for monitored process [2024-12-05 21:40:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,296 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4177)] Ended with exit code 0 [2024-12-05 21:40:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,304 INFO L229 MonitoredProcess]: Starting monitored process 4178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4178)] Waiting until timeout for monitored process [2024-12-05 21:40:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4178)] Ended with exit code 0 [2024-12-05 21:40:36,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,425 INFO L229 MonitoredProcess]: Starting monitored process 4179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4179)] Waiting until timeout for monitored process [2024-12-05 21:40:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,529 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4179)] Ended with exit code 0 [2024-12-05 21:40:36,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,536 INFO L229 MonitoredProcess]: Starting monitored process 4180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4180)] Waiting until timeout for monitored process [2024-12-05 21:40:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,637 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4180)] Ended with exit code 0 [2024-12-05 21:40:36,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,644 INFO L229 MonitoredProcess]: Starting monitored process 4181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4181)] Waiting until timeout for monitored process [2024-12-05 21:40:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4181)] Ended with exit code 0 [2024-12-05 21:40:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,746 INFO L229 MonitoredProcess]: Starting monitored process 4182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4182)] Waiting until timeout for monitored process [2024-12-05 21:40:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4182)] Ended with exit code 0 [2024-12-05 21:40:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,854 INFO L229 MonitoredProcess]: Starting monitored process 4183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4183)] Waiting until timeout for monitored process [2024-12-05 21:40:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:36,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:36,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:36,955 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:36,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4183)] Ended with exit code 0 [2024-12-05 21:40:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:36,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:36,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:36,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:36,964 INFO L229 MonitoredProcess]: Starting monitored process 4184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:36,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4184)] Waiting until timeout for monitored process [2024-12-05 21:40:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4184)] Ended with exit code 0 [2024-12-05 21:40:37,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,072 INFO L229 MonitoredProcess]: Starting monitored process 4185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4185)] Waiting until timeout for monitored process [2024-12-05 21:40:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4185)] Ended with exit code 0 [2024-12-05 21:40:37,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,174 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,175 INFO L229 MonitoredProcess]: Starting monitored process 4186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4186)] Waiting until timeout for monitored process [2024-12-05 21:40:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4186)] Ended with exit code 0 [2024-12-05 21:40:37,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,282 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,284 INFO L229 MonitoredProcess]: Starting monitored process 4187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4187)] Waiting until timeout for monitored process [2024-12-05 21:40:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,388 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4187)] Ended with exit code 0 [2024-12-05 21:40:37,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,395 INFO L229 MonitoredProcess]: Starting monitored process 4188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4188)] Waiting until timeout for monitored process [2024-12-05 21:40:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4188)] Ended with exit code 0 [2024-12-05 21:40:37,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,499 INFO L229 MonitoredProcess]: Starting monitored process 4189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4189)] Waiting until timeout for monitored process [2024-12-05 21:40:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4189)] Ended with exit code 0 [2024-12-05 21:40:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,601 INFO L229 MonitoredProcess]: Starting monitored process 4190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4190)] Waiting until timeout for monitored process [2024-12-05 21:40:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4190)] Ended with exit code 0 [2024-12-05 21:40:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,703 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,705 INFO L229 MonitoredProcess]: Starting monitored process 4191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4191)] Waiting until timeout for monitored process [2024-12-05 21:40:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4191)] Ended with exit code 0 [2024-12-05 21:40:37,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,808 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,809 INFO L229 MonitoredProcess]: Starting monitored process 4192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4192)] Waiting until timeout for monitored process [2024-12-05 21:40:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:37,904 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:37,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4192)] Ended with exit code 0 [2024-12-05 21:40:37,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:37,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:37,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:37,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:37,911 INFO L229 MonitoredProcess]: Starting monitored process 4193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:37,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4193)] Waiting until timeout for monitored process [2024-12-05 21:40:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:37,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:37,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4193)] Ended with exit code 0 [2024-12-05 21:40:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,019 INFO L229 MonitoredProcess]: Starting monitored process 4194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4194)] Waiting until timeout for monitored process [2024-12-05 21:40:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4194)] Ended with exit code 0 [2024-12-05 21:40:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,119 INFO L229 MonitoredProcess]: Starting monitored process 4195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4195)] Waiting until timeout for monitored process [2024-12-05 21:40:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4195)] Ended with exit code 0 [2024-12-05 21:40:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,213 INFO L229 MonitoredProcess]: Starting monitored process 4196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4196)] Waiting until timeout for monitored process [2024-12-05 21:40:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4196)] Ended with exit code 0 [2024-12-05 21:40:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,314 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,316 INFO L229 MonitoredProcess]: Starting monitored process 4197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4197)] Waiting until timeout for monitored process [2024-12-05 21:40:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4197)] Ended with exit code 0 [2024-12-05 21:40:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,417 INFO L229 MonitoredProcess]: Starting monitored process 4198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4198)] Waiting until timeout for monitored process [2024-12-05 21:40:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,511 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4198)] Ended with exit code 0 [2024-12-05 21:40:38,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,517 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,519 INFO L229 MonitoredProcess]: Starting monitored process 4199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4199)] Waiting until timeout for monitored process [2024-12-05 21:40:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4199)] Ended with exit code 0 [2024-12-05 21:40:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,624 INFO L229 MonitoredProcess]: Starting monitored process 4200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4200)] Waiting until timeout for monitored process [2024-12-05 21:40:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4200)] Ended with exit code 0 [2024-12-05 21:40:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,736 INFO L229 MonitoredProcess]: Starting monitored process 4201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4201)] Waiting until timeout for monitored process [2024-12-05 21:40:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4201)] Ended with exit code 0 [2024-12-05 21:40:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,849 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,850 INFO L229 MonitoredProcess]: Starting monitored process 4202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4202)] Waiting until timeout for monitored process [2024-12-05 21:40:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:38,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:38,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:38,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4202)] Ended with exit code 0 [2024-12-05 21:40:38,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:38,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:38,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:38,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:38,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:38,965 INFO L229 MonitoredProcess]: Starting monitored process 4203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:38,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4203)] Waiting until timeout for monitored process [2024-12-05 21:40:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,062 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4203)] Ended with exit code 0 [2024-12-05 21:40:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,070 INFO L229 MonitoredProcess]: Starting monitored process 4204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4204)] Waiting until timeout for monitored process [2024-12-05 21:40:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4204)] Ended with exit code 0 [2024-12-05 21:40:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,171 INFO L229 MonitoredProcess]: Starting monitored process 4205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4205)] Waiting until timeout for monitored process [2024-12-05 21:40:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4205)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,277 INFO L229 MonitoredProcess]: Starting monitored process 4206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4206)] Waiting until timeout for monitored process [2024-12-05 21:40:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4206)] Ended with exit code 0 [2024-12-05 21:40:39,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,389 INFO L229 MonitoredProcess]: Starting monitored process 4207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4207)] Waiting until timeout for monitored process [2024-12-05 21:40:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,485 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4207)] Ended with exit code 0 [2024-12-05 21:40:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,493 INFO L229 MonitoredProcess]: Starting monitored process 4208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4208)] Waiting until timeout for monitored process [2024-12-05 21:40:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4208)] Ended with exit code 0 [2024-12-05 21:40:39,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,588 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,590 INFO L229 MonitoredProcess]: Starting monitored process 4209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4209)] Waiting until timeout for monitored process [2024-12-05 21:40:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,684 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4209)] Ended with exit code 0 [2024-12-05 21:40:39,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,692 INFO L229 MonitoredProcess]: Starting monitored process 4210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4210)] Waiting until timeout for monitored process [2024-12-05 21:40:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4210)] Ended with exit code 0 [2024-12-05 21:40:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,791 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,792 INFO L229 MonitoredProcess]: Starting monitored process 4211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4211)] Waiting until timeout for monitored process [2024-12-05 21:40:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:39,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4211)] Ended with exit code 0 [2024-12-05 21:40:39,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:39,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:39,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:39,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:39,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:39,901 INFO L229 MonitoredProcess]: Starting monitored process 4212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:39,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4212)] Waiting until timeout for monitored process [2024-12-05 21:40:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:39,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:39,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4212)] Ended with exit code 0 [2024-12-05 21:40:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,013 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,015 INFO L229 MonitoredProcess]: Starting monitored process 4213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4213)] Waiting until timeout for monitored process [2024-12-05 21:40:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,112 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4213)] Ended with exit code 0 [2024-12-05 21:40:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,120 INFO L229 MonitoredProcess]: Starting monitored process 4214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4214)] Waiting until timeout for monitored process [2024-12-05 21:40:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4214)] Ended with exit code 0 [2024-12-05 21:40:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,225 INFO L229 MonitoredProcess]: Starting monitored process 4215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4215)] Waiting until timeout for monitored process [2024-12-05 21:40:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4215)] Ended with exit code 0 [2024-12-05 21:40:40,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,327 INFO L229 MonitoredProcess]: Starting monitored process 4216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4216)] Waiting until timeout for monitored process [2024-12-05 21:40:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4216)] Ended with exit code 0 [2024-12-05 21:40:40,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,436 INFO L229 MonitoredProcess]: Starting monitored process 4217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4217)] Waiting until timeout for monitored process [2024-12-05 21:40:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,538 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4217)] Ended with exit code 0 [2024-12-05 21:40:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,544 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,546 INFO L229 MonitoredProcess]: Starting monitored process 4218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4218)] Waiting until timeout for monitored process [2024-12-05 21:40:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4218)] Ended with exit code 0 [2024-12-05 21:40:40,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,644 INFO L229 MonitoredProcess]: Starting monitored process 4219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4219)] Waiting until timeout for monitored process [2024-12-05 21:40:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4219)] Ended with exit code 0 [2024-12-05 21:40:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,739 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,741 INFO L229 MonitoredProcess]: Starting monitored process 4220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4220)] Waiting until timeout for monitored process [2024-12-05 21:40:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4220)] Ended with exit code 0 [2024-12-05 21:40:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,843 INFO L229 MonitoredProcess]: Starting monitored process 4221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4221)] Waiting until timeout for monitored process [2024-12-05 21:40:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:40,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:40,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:40,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4221)] Ended with exit code 0 [2024-12-05 21:40:40,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:40,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:40,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:40,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:40,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:40,954 INFO L229 MonitoredProcess]: Starting monitored process 4222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:40,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4222)] Waiting until timeout for monitored process [2024-12-05 21:40:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,057 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4222)] Ended with exit code 0 [2024-12-05 21:40:41,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,064 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,065 INFO L229 MonitoredProcess]: Starting monitored process 4223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4223)] Waiting until timeout for monitored process [2024-12-05 21:40:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4223)] Ended with exit code 0 [2024-12-05 21:40:41,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,163 INFO L229 MonitoredProcess]: Starting monitored process 4224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4224)] Waiting until timeout for monitored process [2024-12-05 21:40:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4224)] Ended with exit code 0 [2024-12-05 21:40:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,261 INFO L229 MonitoredProcess]: Starting monitored process 4225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4225)] Waiting until timeout for monitored process [2024-12-05 21:40:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,353 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4225)] Ended with exit code 0 [2024-12-05 21:40:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,360 INFO L229 MonitoredProcess]: Starting monitored process 4226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4226)] Waiting until timeout for monitored process [2024-12-05 21:40:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4226)] Ended with exit code 0 [2024-12-05 21:40:41,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,466 INFO L229 MonitoredProcess]: Starting monitored process 4227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4227)] Waiting until timeout for monitored process [2024-12-05 21:40:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4227)] Ended with exit code 0 [2024-12-05 21:40:41,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,571 INFO L229 MonitoredProcess]: Starting monitored process 4228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4228)] Waiting until timeout for monitored process [2024-12-05 21:40:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4228)] Ended with exit code 0 [2024-12-05 21:40:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,678 INFO L229 MonitoredProcess]: Starting monitored process 4229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4229)] Waiting until timeout for monitored process [2024-12-05 21:40:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4229)] Ended with exit code 0 [2024-12-05 21:40:41,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,783 INFO L229 MonitoredProcess]: Starting monitored process 4230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4230)] Waiting until timeout for monitored process [2024-12-05 21:40:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4230)] Ended with exit code 0 [2024-12-05 21:40:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,883 INFO L229 MonitoredProcess]: Starting monitored process 4231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4231)] Waiting until timeout for monitored process [2024-12-05 21:40:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:41,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:41,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:41,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4231)] Ended with exit code 0 [2024-12-05 21:40:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:41,991 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:41,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:41,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:41,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:41,992 INFO L229 MonitoredProcess]: Starting monitored process 4232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:41,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4232)] Waiting until timeout for monitored process [2024-12-05 21:40:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,083 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4232)] Ended with exit code 0 [2024-12-05 21:40:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,091 INFO L229 MonitoredProcess]: Starting monitored process 4233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4233)] Waiting until timeout for monitored process [2024-12-05 21:40:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4233)] Ended with exit code 0 [2024-12-05 21:40:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,189 INFO L229 MonitoredProcess]: Starting monitored process 4234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4234)] Waiting until timeout for monitored process [2024-12-05 21:40:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,283 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4234)] Ended with exit code 0 [2024-12-05 21:40:42,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,289 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,290 INFO L229 MonitoredProcess]: Starting monitored process 4235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4235)] Waiting until timeout for monitored process [2024-12-05 21:40:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4235)] Ended with exit code 0 [2024-12-05 21:40:42,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,387 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,389 INFO L229 MonitoredProcess]: Starting monitored process 4236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4236)] Waiting until timeout for monitored process [2024-12-05 21:40:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,489 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4236)] Ended with exit code 0 [2024-12-05 21:40:42,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,496 INFO L229 MonitoredProcess]: Starting monitored process 4237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4237)] Waiting until timeout for monitored process [2024-12-05 21:40:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4237)] Ended with exit code 0 [2024-12-05 21:40:42,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,594 INFO L229 MonitoredProcess]: Starting monitored process 4238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4238)] Waiting until timeout for monitored process [2024-12-05 21:40:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4238)] Ended with exit code 0 [2024-12-05 21:40:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,691 INFO L229 MonitoredProcess]: Starting monitored process 4239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4239)] Waiting until timeout for monitored process [2024-12-05 21:40:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4239)] Ended with exit code 0 [2024-12-05 21:40:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,790 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,791 INFO L229 MonitoredProcess]: Starting monitored process 4240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4240)] Waiting until timeout for monitored process [2024-12-05 21:40:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4240)] Ended with exit code 0 [2024-12-05 21:40:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,890 INFO L229 MonitoredProcess]: Starting monitored process 4241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4241)] Waiting until timeout for monitored process [2024-12-05 21:40:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:42,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:42,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:42,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4241)] Ended with exit code 0 [2024-12-05 21:40:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:42,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:42,992 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:42,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:42,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:42,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:42,994 INFO L229 MonitoredProcess]: Starting monitored process 4242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:42,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4242)] Waiting until timeout for monitored process [2024-12-05 21:40:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4242)] Ended with exit code 0 [2024-12-05 21:40:43,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,098 INFO L229 MonitoredProcess]: Starting monitored process 4243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4243)] Waiting until timeout for monitored process [2024-12-05 21:40:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4243)] Ended with exit code 0 [2024-12-05 21:40:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,232 INFO L229 MonitoredProcess]: Starting monitored process 4244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4244)] Waiting until timeout for monitored process [2024-12-05 21:40:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4244)] Ended with exit code 0 [2024-12-05 21:40:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,334 INFO L229 MonitoredProcess]: Starting monitored process 4245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4245)] Waiting until timeout for monitored process [2024-12-05 21:40:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,389 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4245)] Ended with exit code 0 [2024-12-05 21:40:43,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,445 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,446 INFO L229 MonitoredProcess]: Starting monitored process 4246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4246)] Waiting until timeout for monitored process [2024-12-05 21:40:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,543 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4246)] Ended with exit code 0 [2024-12-05 21:40:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,550 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,551 INFO L229 MonitoredProcess]: Starting monitored process 4247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4247)] Waiting until timeout for monitored process [2024-12-05 21:40:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,619 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,655 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4247)] Ended with exit code 0 [2024-12-05 21:40:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,662 INFO L229 MonitoredProcess]: Starting monitored process 4248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4248)] Waiting until timeout for monitored process [2024-12-05 21:40:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4248)] Ended with exit code 0 [2024-12-05 21:40:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,766 INFO L229 MonitoredProcess]: Starting monitored process 4249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4249)] Waiting until timeout for monitored process [2024-12-05 21:40:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4249)] Ended with exit code 0 [2024-12-05 21:40:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,867 INFO L229 MonitoredProcess]: Starting monitored process 4250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4250)] Waiting until timeout for monitored process [2024-12-05 21:40:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:43,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:43,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:43,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4250)] Ended with exit code 0 [2024-12-05 21:40:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:43,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:43,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:43,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:43,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:43,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:43,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:43,978 INFO L229 MonitoredProcess]: Starting monitored process 4251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:43,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4251)] Waiting until timeout for monitored process [2024-12-05 21:40:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4251)] Ended with exit code 0 [2024-12-05 21:40:44,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,078 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,079 INFO L229 MonitoredProcess]: Starting monitored process 4252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4252)] Waiting until timeout for monitored process [2024-12-05 21:40:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4252)] Ended with exit code 0 [2024-12-05 21:40:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,184 INFO L229 MonitoredProcess]: Starting monitored process 4253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4253)] Waiting until timeout for monitored process [2024-12-05 21:40:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4253)] Ended with exit code 0 [2024-12-05 21:40:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,289 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,290 INFO L229 MonitoredProcess]: Starting monitored process 4254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4254)] Waiting until timeout for monitored process [2024-12-05 21:40:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4254)] Ended with exit code 0 [2024-12-05 21:40:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,394 INFO L229 MonitoredProcess]: Starting monitored process 4255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4255)] Waiting until timeout for monitored process [2024-12-05 21:40:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4255)] Ended with exit code 0 [2024-12-05 21:40:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,498 INFO L229 MonitoredProcess]: Starting monitored process 4256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4256)] Waiting until timeout for monitored process [2024-12-05 21:40:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4256)] Ended with exit code 0 [2024-12-05 21:40:44,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,612 INFO L229 MonitoredProcess]: Starting monitored process 4257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4257)] Waiting until timeout for monitored process [2024-12-05 21:40:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,703 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4257)] Ended with exit code 0 [2024-12-05 21:40:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,713 INFO L229 MonitoredProcess]: Starting monitored process 4258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4258)] Waiting until timeout for monitored process [2024-12-05 21:40:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4258)] Ended with exit code 0 [2024-12-05 21:40:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,820 INFO L229 MonitoredProcess]: Starting monitored process 4259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4259)] Waiting until timeout for monitored process [2024-12-05 21:40:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:44,919 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:44,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4259)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:44,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:44,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:44,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:44,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:44,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:44,928 INFO L229 MonitoredProcess]: Starting monitored process 4260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:44,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4260)] Waiting until timeout for monitored process [2024-12-05 21:40:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:44,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:44,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4260)] Ended with exit code 0 [2024-12-05 21:40:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,038 INFO L229 MonitoredProcess]: Starting monitored process 4261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4261)] Waiting until timeout for monitored process [2024-12-05 21:40:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4261)] Ended with exit code 0 [2024-12-05 21:40:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,139 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,140 INFO L229 MonitoredProcess]: Starting monitored process 4262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4262)] Waiting until timeout for monitored process [2024-12-05 21:40:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,236 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4262)] Ended with exit code 0 [2024-12-05 21:40:45,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,245 INFO L229 MonitoredProcess]: Starting monitored process 4263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4263)] Waiting until timeout for monitored process [2024-12-05 21:40:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4263)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,353 INFO L229 MonitoredProcess]: Starting monitored process 4264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4264)] Waiting until timeout for monitored process [2024-12-05 21:40:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4264)] Ended with exit code 0 [2024-12-05 21:40:45,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,453 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,455 INFO L229 MonitoredProcess]: Starting monitored process 4265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4265)] Waiting until timeout for monitored process [2024-12-05 21:40:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4265)] Ended with exit code 0 [2024-12-05 21:40:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,566 INFO L229 MonitoredProcess]: Starting monitored process 4266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4266)] Waiting until timeout for monitored process [2024-12-05 21:40:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4266)] Ended with exit code 0 [2024-12-05 21:40:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,681 INFO L229 MonitoredProcess]: Starting monitored process 4267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4267)] Waiting until timeout for monitored process [2024-12-05 21:40:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4267)] Ended with exit code 0 [2024-12-05 21:40:45,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,789 INFO L229 MonitoredProcess]: Starting monitored process 4268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4268)] Waiting until timeout for monitored process [2024-12-05 21:40:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4268)] Ended with exit code 0 [2024-12-05 21:40:45,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,896 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,897 INFO L229 MonitoredProcess]: Starting monitored process 4269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4269)] Waiting until timeout for monitored process [2024-12-05 21:40:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:45,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:45,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:45,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:45,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4269)] Ended with exit code 0 [2024-12-05 21:40:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:45,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:45,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:45,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:45,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:45,997 INFO L229 MonitoredProcess]: Starting monitored process 4270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:45,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4270)] Waiting until timeout for monitored process [2024-12-05 21:40:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4270)] Ended with exit code 0 [2024-12-05 21:40:46,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,104 INFO L229 MonitoredProcess]: Starting monitored process 4271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4271)] Waiting until timeout for monitored process [2024-12-05 21:40:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4271)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:46,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,221 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,222 INFO L229 MonitoredProcess]: Starting monitored process 4272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4272)] Waiting until timeout for monitored process [2024-12-05 21:40:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4272)] Ended with exit code 0 [2024-12-05 21:40:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,329 INFO L229 MonitoredProcess]: Starting monitored process 4273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4273)] Waiting until timeout for monitored process [2024-12-05 21:40:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4273)] Ended with exit code 0 [2024-12-05 21:40:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,442 INFO L229 MonitoredProcess]: Starting monitored process 4274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4274)] Waiting until timeout for monitored process [2024-12-05 21:40:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4274)] Ended with exit code 0 [2024-12-05 21:40:46,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,539 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,541 INFO L229 MonitoredProcess]: Starting monitored process 4275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4275)] Waiting until timeout for monitored process [2024-12-05 21:40:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4275)] Ended with exit code 0 [2024-12-05 21:40:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,647 INFO L229 MonitoredProcess]: Starting monitored process 4276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4276)] Waiting until timeout for monitored process [2024-12-05 21:40:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4276)] Ended with exit code 0 [2024-12-05 21:40:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,759 INFO L229 MonitoredProcess]: Starting monitored process 4277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4277)] Waiting until timeout for monitored process [2024-12-05 21:40:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4277)] Ended with exit code 0 [2024-12-05 21:40:46,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,869 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,870 INFO L229 MonitoredProcess]: Starting monitored process 4278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4278)] Waiting until timeout for monitored process [2024-12-05 21:40:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:46,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:46,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:46,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4278)] Ended with exit code 0 [2024-12-05 21:40:46,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:46,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:46,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:46,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:46,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:46,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:46,976 INFO L229 MonitoredProcess]: Starting monitored process 4279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:46,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4279)] Waiting until timeout for monitored process [2024-12-05 21:40:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4279)] Ended with exit code 0 [2024-12-05 21:40:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,079 INFO L229 MonitoredProcess]: Starting monitored process 4280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4280)] Waiting until timeout for monitored process [2024-12-05 21:40:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4280)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,180 INFO L229 MonitoredProcess]: Starting monitored process 4281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4281)] Waiting until timeout for monitored process [2024-12-05 21:40:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4281)] Ended with exit code 0 [2024-12-05 21:40:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,277 INFO L229 MonitoredProcess]: Starting monitored process 4282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4282)] Waiting until timeout for monitored process [2024-12-05 21:40:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,367 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4282)] Ended with exit code 0 [2024-12-05 21:40:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,374 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,375 INFO L229 MonitoredProcess]: Starting monitored process 4283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4283)] Waiting until timeout for monitored process [2024-12-05 21:40:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4283)] Ended with exit code 0 [2024-12-05 21:40:47,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,479 INFO L229 MonitoredProcess]: Starting monitored process 4284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4284)] Waiting until timeout for monitored process [2024-12-05 21:40:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,527 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4284)] Ended with exit code 0 [2024-12-05 21:40:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,574 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,575 INFO L229 MonitoredProcess]: Starting monitored process 4285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4285)] Waiting until timeout for monitored process [2024-12-05 21:40:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,674 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4285)] Ended with exit code 0 [2024-12-05 21:40:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,680 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,682 INFO L229 MonitoredProcess]: Starting monitored process 4286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4286)] Waiting until timeout for monitored process [2024-12-05 21:40:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4286)] Ended with exit code 0 [2024-12-05 21:40:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,783 INFO L229 MonitoredProcess]: Starting monitored process 4287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4287)] Waiting until timeout for monitored process [2024-12-05 21:40:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4287)] Ended with exit code 0 [2024-12-05 21:40:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:47,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:47,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:47,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:47,892 INFO L229 MonitoredProcess]: Starting monitored process 4288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:47,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4288)] Waiting until timeout for monitored process [2024-12-05 21:40:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,941 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:47,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:47,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:47,993 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:47,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4288)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,001 INFO L229 MonitoredProcess]: Starting monitored process 4289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4289)] Waiting until timeout for monitored process [2024-12-05 21:40:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4289)] Ended with exit code 0 [2024-12-05 21:40:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,107 INFO L229 MonitoredProcess]: Starting monitored process 4290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4290)] Waiting until timeout for monitored process [2024-12-05 21:40:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,202 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4290)] Ended with exit code 0 [2024-12-05 21:40:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,209 INFO L229 MonitoredProcess]: Starting monitored process 4291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4291)] Waiting until timeout for monitored process [2024-12-05 21:40:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4291)] Ended with exit code 0 [2024-12-05 21:40:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,314 INFO L229 MonitoredProcess]: Starting monitored process 4292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4292)] Waiting until timeout for monitored process [2024-12-05 21:40:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4292)] Ended with exit code 0 [2024-12-05 21:40:48,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,422 INFO L229 MonitoredProcess]: Starting monitored process 4293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4293)] Waiting until timeout for monitored process [2024-12-05 21:40:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4293)] Ended with exit code 0 [2024-12-05 21:40:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,536 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,538 INFO L229 MonitoredProcess]: Starting monitored process 4294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4294)] Waiting until timeout for monitored process [2024-12-05 21:40:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4294)] Ended with exit code 0 [2024-12-05 21:40:48,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,643 INFO L229 MonitoredProcess]: Starting monitored process 4295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4295)] Waiting until timeout for monitored process [2024-12-05 21:40:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4295)] Ended with exit code 0 [2024-12-05 21:40:48,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,741 INFO L229 MonitoredProcess]: Starting monitored process 4296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4296)] Waiting until timeout for monitored process [2024-12-05 21:40:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4296)] Ended with exit code 0 [2024-12-05 21:40:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,847 INFO L229 MonitoredProcess]: Starting monitored process 4297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4297)] Waiting until timeout for monitored process [2024-12-05 21:40:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:48,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:48,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4297)] Ended with exit code 0 [2024-12-05 21:40:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:48,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:48,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:48,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:48,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:48,943 INFO L229 MonitoredProcess]: Starting monitored process 4298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:48,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4298)] Waiting until timeout for monitored process [2024-12-05 21:40:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:48,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4298)] Ended with exit code 0 [2024-12-05 21:40:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,055 INFO L229 MonitoredProcess]: Starting monitored process 4299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4299)] Waiting until timeout for monitored process [2024-12-05 21:40:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4299)] Ended with exit code 0 [2024-12-05 21:40:49,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,162 INFO L229 MonitoredProcess]: Starting monitored process 4300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4300)] Waiting until timeout for monitored process [2024-12-05 21:40:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4300)] Ended with exit code 0 [2024-12-05 21:40:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,282 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,283 INFO L229 MonitoredProcess]: Starting monitored process 4301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4301)] Waiting until timeout for monitored process [2024-12-05 21:40:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4301)] Ended with exit code 0 [2024-12-05 21:40:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,388 INFO L229 MonitoredProcess]: Starting monitored process 4302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4302)] Waiting until timeout for monitored process [2024-12-05 21:40:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,475 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4302)] Ended with exit code 0 [2024-12-05 21:40:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,484 INFO L229 MonitoredProcess]: Starting monitored process 4303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4303)] Waiting until timeout for monitored process [2024-12-05 21:40:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,574 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4303)] Ended with exit code 0 [2024-12-05 21:40:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,586 INFO L229 MonitoredProcess]: Starting monitored process 4304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4304)] Waiting until timeout for monitored process [2024-12-05 21:40:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4304)] Ended with exit code 0 [2024-12-05 21:40:49,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,697 INFO L229 MonitoredProcess]: Starting monitored process 4305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4305)] Waiting until timeout for monitored process [2024-12-05 21:40:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4305)] Ended with exit code 0 [2024-12-05 21:40:49,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,798 INFO L229 MonitoredProcess]: Starting monitored process 4306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4306)] Waiting until timeout for monitored process [2024-12-05 21:40:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:49,899 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:49,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4306)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:49,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:49,906 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:49,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:49,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:49,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:49,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:49,907 INFO L229 MonitoredProcess]: Starting monitored process 4307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:49,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4307)] Waiting until timeout for monitored process [2024-12-05 21:40:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:49,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:49,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,007 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4307)] Ended with exit code 0 [2024-12-05 21:40:50,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,015 INFO L229 MonitoredProcess]: Starting monitored process 4308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4308)] Waiting until timeout for monitored process [2024-12-05 21:40:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4308)] Ended with exit code 0 [2024-12-05 21:40:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,109 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,111 INFO L229 MonitoredProcess]: Starting monitored process 4309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4309)] Waiting until timeout for monitored process [2024-12-05 21:40:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,200 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4309)] Ended with exit code 0 [2024-12-05 21:40:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,208 INFO L229 MonitoredProcess]: Starting monitored process 4310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4310)] Waiting until timeout for monitored process [2024-12-05 21:40:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4310)] Ended with exit code 0 [2024-12-05 21:40:50,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,304 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,306 INFO L229 MonitoredProcess]: Starting monitored process 4311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4311)] Waiting until timeout for monitored process [2024-12-05 21:40:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4311)] Ended with exit code 0 [2024-12-05 21:40:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,401 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,402 INFO L229 MonitoredProcess]: Starting monitored process 4312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4312)] Waiting until timeout for monitored process [2024-12-05 21:40:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4312)] Ended with exit code 0 [2024-12-05 21:40:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,503 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,504 INFO L229 MonitoredProcess]: Starting monitored process 4313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4313)] Waiting until timeout for monitored process [2024-12-05 21:40:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4313)] Ended with exit code 0 [2024-12-05 21:40:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,607 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,609 INFO L229 MonitoredProcess]: Starting monitored process 4314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4314)] Waiting until timeout for monitored process [2024-12-05 21:40:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4314)] Ended with exit code 0 [2024-12-05 21:40:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,716 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,718 INFO L229 MonitoredProcess]: Starting monitored process 4315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4315)] Waiting until timeout for monitored process [2024-12-05 21:40:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4315)] Ended with exit code 0 [2024-12-05 21:40:50,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,820 INFO L229 MonitoredProcess]: Starting monitored process 4316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4316)] Waiting until timeout for monitored process [2024-12-05 21:40:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,868 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:50,911 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:50,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4316)] Ended with exit code 0 [2024-12-05 21:40:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:50,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:50,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:50,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:50,920 INFO L229 MonitoredProcess]: Starting monitored process 4317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:50,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4317)] Waiting until timeout for monitored process [2024-12-05 21:40:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:50,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:50,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,021 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4317)] Ended with exit code 0 [2024-12-05 21:40:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,030 INFO L229 MonitoredProcess]: Starting monitored process 4318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4318)] Waiting until timeout for monitored process [2024-12-05 21:40:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4318)] Ended with exit code 0 [2024-12-05 21:40:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,126 INFO L229 MonitoredProcess]: Starting monitored process 4319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4319)] Waiting until timeout for monitored process [2024-12-05 21:40:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4319)] Ended with exit code 0 [2024-12-05 21:40:51,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,223 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,225 INFO L229 MonitoredProcess]: Starting monitored process 4320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4320)] Waiting until timeout for monitored process [2024-12-05 21:40:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4320)] Ended with exit code 0 [2024-12-05 21:40:51,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,325 INFO L229 MonitoredProcess]: Starting monitored process 4321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4321)] Waiting until timeout for monitored process [2024-12-05 21:40:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4321)] Ended with exit code 0 [2024-12-05 21:40:51,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,422 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,424 INFO L229 MonitoredProcess]: Starting monitored process 4322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4322)] Waiting until timeout for monitored process [2024-12-05 21:40:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4322)] Ended with exit code 0 [2024-12-05 21:40:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,528 INFO L229 MonitoredProcess]: Starting monitored process 4323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4323)] Waiting until timeout for monitored process [2024-12-05 21:40:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4323)] Ended with exit code 0 [2024-12-05 21:40:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,627 INFO L229 MonitoredProcess]: Starting monitored process 4324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4324)] Waiting until timeout for monitored process [2024-12-05 21:40:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4324)] Ended with exit code 0 [2024-12-05 21:40:51,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,727 INFO L229 MonitoredProcess]: Starting monitored process 4325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4325)] Waiting until timeout for monitored process [2024-12-05 21:40:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4325)] Ended with exit code 0 [2024-12-05 21:40:51,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,830 INFO L229 MonitoredProcess]: Starting monitored process 4326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4326)] Waiting until timeout for monitored process [2024-12-05 21:40:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:51,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4326)] Ended with exit code 0 [2024-12-05 21:40:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:51,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:51,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:51,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:51,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:51,930 INFO L229 MonitoredProcess]: Starting monitored process 4327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:51,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4327)] Waiting until timeout for monitored process [2024-12-05 21:40:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:51,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:51,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4327)] Ended with exit code 0 [2024-12-05 21:40:52,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,030 INFO L229 MonitoredProcess]: Starting monitored process 4328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4328)] Waiting until timeout for monitored process [2024-12-05 21:40:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4328)] Ended with exit code 0 [2024-12-05 21:40:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,131 INFO L229 MonitoredProcess]: Starting monitored process 4329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4329)] Waiting until timeout for monitored process [2024-12-05 21:40:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4329)] Ended with exit code 0 [2024-12-05 21:40:52,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,237 INFO L229 MonitoredProcess]: Starting monitored process 4330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4330)] Waiting until timeout for monitored process [2024-12-05 21:40:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,330 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4330)] Ended with exit code 0 [2024-12-05 21:40:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,338 INFO L229 MonitoredProcess]: Starting monitored process 4331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4331)] Waiting until timeout for monitored process [2024-12-05 21:40:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4331)] Ended with exit code 0 [2024-12-05 21:40:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,434 INFO L229 MonitoredProcess]: Starting monitored process 4332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4332)] Waiting until timeout for monitored process [2024-12-05 21:40:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4332)] Ended with exit code 0 [2024-12-05 21:40:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,533 INFO L229 MonitoredProcess]: Starting monitored process 4333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4333)] Waiting until timeout for monitored process [2024-12-05 21:40:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4333)] Ended with exit code 0 [2024-12-05 21:40:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,635 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,636 INFO L229 MonitoredProcess]: Starting monitored process 4334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4334)] Waiting until timeout for monitored process [2024-12-05 21:40:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4334)] Ended with exit code 0 [2024-12-05 21:40:52,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,736 INFO L229 MonitoredProcess]: Starting monitored process 4335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4335)] Waiting until timeout for monitored process [2024-12-05 21:40:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4335)] Ended with exit code 0 [2024-12-05 21:40:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,837 INFO L229 MonitoredProcess]: Starting monitored process 4336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4336)] Waiting until timeout for monitored process [2024-12-05 21:40:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:52,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:52,932 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:52,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4336)] Ended with exit code 0 [2024-12-05 21:40:52,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:52,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:52,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:52,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:52,940 INFO L229 MonitoredProcess]: Starting monitored process 4337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:52,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4337)] Waiting until timeout for monitored process [2024-12-05 21:40:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:52,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4337)] Ended with exit code 0 [2024-12-05 21:40:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,044 INFO L229 MonitoredProcess]: Starting monitored process 4338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4338)] Waiting until timeout for monitored process [2024-12-05 21:40:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4338)] Ended with exit code 0 [2024-12-05 21:40:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,139 INFO L229 MonitoredProcess]: Starting monitored process 4339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4339)] Waiting until timeout for monitored process [2024-12-05 21:40:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4339)] Ended with exit code 0 [2024-12-05 21:40:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,245 INFO L229 MonitoredProcess]: Starting monitored process 4340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4340)] Waiting until timeout for monitored process [2024-12-05 21:40:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4340)] Ended with exit code 0 [2024-12-05 21:40:53,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,339 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,340 INFO L229 MonitoredProcess]: Starting monitored process 4341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4341)] Waiting until timeout for monitored process [2024-12-05 21:40:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4341)] Ended with exit code 0 [2024-12-05 21:40:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,454 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,456 INFO L229 MonitoredProcess]: Starting monitored process 4342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4342)] Waiting until timeout for monitored process [2024-12-05 21:40:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4342)] Ended with exit code 0 [2024-12-05 21:40:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,554 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,555 INFO L229 MonitoredProcess]: Starting monitored process 4343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4343)] Waiting until timeout for monitored process [2024-12-05 21:40:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4343)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,654 INFO L229 MonitoredProcess]: Starting monitored process 4344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4344)] Waiting until timeout for monitored process [2024-12-05 21:40:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4344)] Ended with exit code 0 [2024-12-05 21:40:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,759 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,760 INFO L229 MonitoredProcess]: Starting monitored process 4345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4345)] Waiting until timeout for monitored process [2024-12-05 21:40:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4345)] Ended with exit code 0 [2024-12-05 21:40:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,856 INFO L229 MonitoredProcess]: Starting monitored process 4346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4346)] Waiting until timeout for monitored process [2024-12-05 21:40:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:53,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:53,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:53,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4346)] Ended with exit code 0 [2024-12-05 21:40:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:53,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:53,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:53,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:53,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:53,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:53,961 INFO L229 MonitoredProcess]: Starting monitored process 4347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:53,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4347)] Waiting until timeout for monitored process [2024-12-05 21:40:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4347)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,071 INFO L229 MonitoredProcess]: Starting monitored process 4348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4348)] Waiting until timeout for monitored process [2024-12-05 21:40:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,171 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4348)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,179 INFO L229 MonitoredProcess]: Starting monitored process 4349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4349)] Waiting until timeout for monitored process [2024-12-05 21:40:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4349)] Ended with exit code 0 [2024-12-05 21:40:54,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,280 INFO L229 MonitoredProcess]: Starting monitored process 4350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4350)] Waiting until timeout for monitored process [2024-12-05 21:40:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,377 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4350)] Ended with exit code 0 [2024-12-05 21:40:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,385 INFO L229 MonitoredProcess]: Starting monitored process 4351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4351)] Waiting until timeout for monitored process [2024-12-05 21:40:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4351)] Ended with exit code 0 [2024-12-05 21:40:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,487 INFO L229 MonitoredProcess]: Starting monitored process 4352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4352)] Waiting until timeout for monitored process [2024-12-05 21:40:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,578 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4352)] Ended with exit code 0 [2024-12-05 21:40:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,584 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,586 INFO L229 MonitoredProcess]: Starting monitored process 4353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4353)] Waiting until timeout for monitored process [2024-12-05 21:40:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4353)] Ended with exit code 0 [2024-12-05 21:40:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,678 INFO L229 MonitoredProcess]: Starting monitored process 4354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4354)] Waiting until timeout for monitored process [2024-12-05 21:40:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4354)] Ended with exit code 0 [2024-12-05 21:40:54,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,787 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,788 INFO L229 MonitoredProcess]: Starting monitored process 4355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4355)] Waiting until timeout for monitored process [2024-12-05 21:40:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4355)] Ended with exit code 0 [2024-12-05 21:40:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,889 INFO L229 MonitoredProcess]: Starting monitored process 4356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4356)] Waiting until timeout for monitored process [2024-12-05 21:40:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,941 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:54,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:54,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:54,986 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:54,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4356)] Ended with exit code 0 [2024-12-05 21:40:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:54,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:54,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:54,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:54,993 INFO L229 MonitoredProcess]: Starting monitored process 4357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:54,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4357)] Waiting until timeout for monitored process [2024-12-05 21:40:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4357)] Ended with exit code 0 [2024-12-05 21:40:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,092 INFO L229 MonitoredProcess]: Starting monitored process 4358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4358)] Waiting until timeout for monitored process [2024-12-05 21:40:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4358)] Ended with exit code 0 [2024-12-05 21:40:55,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,184 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,185 INFO L229 MonitoredProcess]: Starting monitored process 4359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4359)] Waiting until timeout for monitored process [2024-12-05 21:40:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4359)] Ended with exit code 0 [2024-12-05 21:40:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,285 INFO L229 MonitoredProcess]: Starting monitored process 4360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4360)] Waiting until timeout for monitored process [2024-12-05 21:40:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4360)] Ended with exit code 0 [2024-12-05 21:40:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,389 INFO L229 MonitoredProcess]: Starting monitored process 4361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4361)] Waiting until timeout for monitored process [2024-12-05 21:40:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,439 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4361)] Ended with exit code 0 [2024-12-05 21:40:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,493 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,494 INFO L229 MonitoredProcess]: Starting monitored process 4362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4362)] Waiting until timeout for monitored process [2024-12-05 21:40:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4362)] Ended with exit code 0 [2024-12-05 21:40:55,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,592 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,593 INFO L229 MonitoredProcess]: Starting monitored process 4363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4363)] Waiting until timeout for monitored process [2024-12-05 21:40:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4363)] Ended with exit code 0 [2024-12-05 21:40:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,696 INFO L229 MonitoredProcess]: Starting monitored process 4364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4364)] Waiting until timeout for monitored process [2024-12-05 21:40:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4364)] Ended with exit code 0 [2024-12-05 21:40:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,797 INFO L229 MonitoredProcess]: Starting monitored process 4365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4365)] Waiting until timeout for monitored process [2024-12-05 21:40:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4365)] Ended with exit code 0 [2024-12-05 21:40:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,898 INFO L229 MonitoredProcess]: Starting monitored process 4366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4366)] Waiting until timeout for monitored process [2024-12-05 21:40:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:55,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:55,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:55,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4366)] Ended with exit code 0 [2024-12-05 21:40:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:55,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:55,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:55,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:55,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:55,997 INFO L229 MonitoredProcess]: Starting monitored process 4367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4367)] Waiting until timeout for monitored process [2024-12-05 21:40:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,092 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4367)] Ended with exit code 0 [2024-12-05 21:40:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,100 INFO L229 MonitoredProcess]: Starting monitored process 4368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4368)] Waiting until timeout for monitored process [2024-12-05 21:40:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,198 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4368)] Ended with exit code 0 [2024-12-05 21:40:56,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,205 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,206 INFO L229 MonitoredProcess]: Starting monitored process 4369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4369)] Waiting until timeout for monitored process [2024-12-05 21:40:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4369)] Ended with exit code 0 [2024-12-05 21:40:56,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,307 INFO L229 MonitoredProcess]: Starting monitored process 4370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4370)] Waiting until timeout for monitored process [2024-12-05 21:40:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4370)] Ended with exit code 0 [2024-12-05 21:40:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,419 INFO L229 MonitoredProcess]: Starting monitored process 4371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4371)] Waiting until timeout for monitored process [2024-12-05 21:40:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4371)] Ended with exit code 0 [2024-12-05 21:40:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,516 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,517 INFO L229 MonitoredProcess]: Starting monitored process 4372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4372)] Waiting until timeout for monitored process [2024-12-05 21:40:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4372)] Ended with exit code 0 [2024-12-05 21:40:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,623 INFO L229 MonitoredProcess]: Starting monitored process 4373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4373)] Waiting until timeout for monitored process [2024-12-05 21:40:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,716 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4373)] Ended with exit code 0 [2024-12-05 21:40:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,724 INFO L229 MonitoredProcess]: Starting monitored process 4374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4374)] Waiting until timeout for monitored process [2024-12-05 21:40:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,818 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4374)] Ended with exit code 0 [2024-12-05 21:40:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,825 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,826 INFO L229 MonitoredProcess]: Starting monitored process 4375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4375)] Waiting until timeout for monitored process [2024-12-05 21:40:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:56,922 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:56,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4375)] Forceful destruction successful, exit code 0 [2024-12-05 21:40:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:56,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:56,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:56,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:56,930 INFO L229 MonitoredProcess]: Starting monitored process 4376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:56,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4376)] Waiting until timeout for monitored process [2024-12-05 21:40:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:56,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:56,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4376)] Ended with exit code 0 [2024-12-05 21:40:57,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,028 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,030 INFO L229 MonitoredProcess]: Starting monitored process 4377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4377)] Waiting until timeout for monitored process [2024-12-05 21:40:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,119 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4377)] Ended with exit code 0 [2024-12-05 21:40:57,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,126 INFO L229 MonitoredProcess]: Starting monitored process 4378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4378)] Waiting until timeout for monitored process [2024-12-05 21:40:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4378)] Ended with exit code 0 [2024-12-05 21:40:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,225 INFO L229 MonitoredProcess]: Starting monitored process 4379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4379)] Waiting until timeout for monitored process [2024-12-05 21:40:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4379)] Ended with exit code 0 [2024-12-05 21:40:57,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,322 INFO L229 MonitoredProcess]: Starting monitored process 4380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4380)] Waiting until timeout for monitored process [2024-12-05 21:40:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4380)] Ended with exit code 0 [2024-12-05 21:40:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,433 INFO L229 MonitoredProcess]: Starting monitored process 4381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4381)] Waiting until timeout for monitored process [2024-12-05 21:40:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4381)] Ended with exit code 0 [2024-12-05 21:40:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,537 INFO L229 MonitoredProcess]: Starting monitored process 4382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4382)] Waiting until timeout for monitored process [2024-12-05 21:40:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4382)] Ended with exit code 0 [2024-12-05 21:40:57,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,639 INFO L229 MonitoredProcess]: Starting monitored process 4383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4383)] Waiting until timeout for monitored process [2024-12-05 21:40:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4383)] Ended with exit code 0 [2024-12-05 21:40:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,748 INFO L229 MonitoredProcess]: Starting monitored process 4384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4384)] Waiting until timeout for monitored process [2024-12-05 21:40:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4384)] Ended with exit code 0 [2024-12-05 21:40:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,847 INFO L229 MonitoredProcess]: Starting monitored process 4385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4385)] Waiting until timeout for monitored process [2024-12-05 21:40:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:57,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:57,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:57,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4385)] Ended with exit code 0 [2024-12-05 21:40:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:57,957 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:57,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:57,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:57,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:57,958 INFO L229 MonitoredProcess]: Starting monitored process 4386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:57,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4386)] Waiting until timeout for monitored process [2024-12-05 21:40:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,053 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4386)] Ended with exit code 0 [2024-12-05 21:40:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,062 INFO L229 MonitoredProcess]: Starting monitored process 4387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4387)] Waiting until timeout for monitored process [2024-12-05 21:40:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4387)] Ended with exit code 0 [2024-12-05 21:40:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,165 INFO L229 MonitoredProcess]: Starting monitored process 4388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4388)] Waiting until timeout for monitored process [2024-12-05 21:40:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4388)] Ended with exit code 0 [2024-12-05 21:40:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,274 INFO L229 MonitoredProcess]: Starting monitored process 4389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4389)] Waiting until timeout for monitored process [2024-12-05 21:40:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4389)] Ended with exit code 0 [2024-12-05 21:40:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,374 INFO L229 MonitoredProcess]: Starting monitored process 4390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4390)] Waiting until timeout for monitored process [2024-12-05 21:40:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4390)] Ended with exit code 0 [2024-12-05 21:40:58,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,474 INFO L229 MonitoredProcess]: Starting monitored process 4391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4391)] Waiting until timeout for monitored process [2024-12-05 21:40:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4391)] Ended with exit code 0 [2024-12-05 21:40:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,578 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,580 INFO L229 MonitoredProcess]: Starting monitored process 4392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4392)] Waiting until timeout for monitored process [2024-12-05 21:40:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4392)] Ended with exit code 0 [2024-12-05 21:40:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,686 INFO L229 MonitoredProcess]: Starting monitored process 4393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4393)] Waiting until timeout for monitored process [2024-12-05 21:40:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4393)] Ended with exit code 0 [2024-12-05 21:40:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,783 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,784 INFO L229 MonitoredProcess]: Starting monitored process 4394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4394)] Waiting until timeout for monitored process [2024-12-05 21:40:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4394)] Ended with exit code 0 [2024-12-05 21:40:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:58,889 INFO L229 MonitoredProcess]: Starting monitored process 4395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:58,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4395)] Waiting until timeout for monitored process [2024-12-05 21:40:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:58,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:58,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:58,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:58,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4395)] Ended with exit code 0 [2024-12-05 21:40:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:58,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:58,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:58,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:58,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,000 INFO L229 MonitoredProcess]: Starting monitored process 4396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4396)] Waiting until timeout for monitored process [2024-12-05 21:40:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4396)] Ended with exit code 0 [2024-12-05 21:40:59,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,105 INFO L229 MonitoredProcess]: Starting monitored process 4397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4397)] Waiting until timeout for monitored process [2024-12-05 21:40:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4397)] Ended with exit code 0 [2024-12-05 21:40:59,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,211 INFO L229 MonitoredProcess]: Starting monitored process 4398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4398)] Waiting until timeout for monitored process [2024-12-05 21:40:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4398)] Ended with exit code 0 [2024-12-05 21:40:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,313 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,315 INFO L229 MonitoredProcess]: Starting monitored process 4399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4399)] Waiting until timeout for monitored process [2024-12-05 21:40:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4399)] Ended with exit code 0 [2024-12-05 21:40:59,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,419 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,420 INFO L229 MonitoredProcess]: Starting monitored process 4400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4400)] Waiting until timeout for monitored process [2024-12-05 21:40:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4400)] Ended with exit code 0 [2024-12-05 21:40:59,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,527 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,528 INFO L229 MonitoredProcess]: Starting monitored process 4401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4401)] Waiting until timeout for monitored process [2024-12-05 21:40:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4401)] Ended with exit code 0 [2024-12-05 21:40:59,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,631 INFO L229 MonitoredProcess]: Starting monitored process 4402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4402)] Waiting until timeout for monitored process [2024-12-05 21:40:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4402)] Ended with exit code 0 [2024-12-05 21:40:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,736 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,738 INFO L229 MonitoredProcess]: Starting monitored process 4403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4403)] Waiting until timeout for monitored process [2024-12-05 21:40:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,832 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4403)] Ended with exit code 0 [2024-12-05 21:40:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,840 INFO L229 MonitoredProcess]: Starting monitored process 4404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4404)] Waiting until timeout for monitored process [2024-12-05 21:40:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:40:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:40:59,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:40:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:40:59,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4404)] Ended with exit code 0 [2024-12-05 21:40:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:40:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:40:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:40:59,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:40:59,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:40:59,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:59,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:40:59,943 INFO L229 MonitoredProcess]: Starting monitored process 4405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:40:59,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4405)] Waiting until timeout for monitored process [2024-12-05 21:40:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:59,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4405)] Ended with exit code 0 [2024-12-05 21:41:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,047 INFO L229 MonitoredProcess]: Starting monitored process 4406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4406)] Waiting until timeout for monitored process [2024-12-05 21:41:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4406)] Ended with exit code 0 [2024-12-05 21:41:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,146 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,148 INFO L229 MonitoredProcess]: Starting monitored process 4407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4407)] Waiting until timeout for monitored process [2024-12-05 21:41:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4407)] Ended with exit code 0 [2024-12-05 21:41:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,246 INFO L229 MonitoredProcess]: Starting monitored process 4408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4408)] Waiting until timeout for monitored process [2024-12-05 21:41:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4408)] Ended with exit code 0 [2024-12-05 21:41:00,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,338 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,340 INFO L229 MonitoredProcess]: Starting monitored process 4409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4409)] Waiting until timeout for monitored process [2024-12-05 21:41:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4409)] Ended with exit code 0 [2024-12-05 21:41:00,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,437 INFO L229 MonitoredProcess]: Starting monitored process 4410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4410)] Waiting until timeout for monitored process [2024-12-05 21:41:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4410)] Ended with exit code 0 [2024-12-05 21:41:00,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,549 INFO L229 MonitoredProcess]: Starting monitored process 4411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4411)] Waiting until timeout for monitored process [2024-12-05 21:41:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4411)] Ended with exit code 0 [2024-12-05 21:41:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,656 INFO L229 MonitoredProcess]: Starting monitored process 4412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4412)] Waiting until timeout for monitored process [2024-12-05 21:41:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,745 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4412)] Ended with exit code 0 [2024-12-05 21:41:00,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,752 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,754 INFO L229 MonitoredProcess]: Starting monitored process 4413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4413)] Waiting until timeout for monitored process [2024-12-05 21:41:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4413)] Ended with exit code 0 [2024-12-05 21:41:00,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,856 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,857 INFO L229 MonitoredProcess]: Starting monitored process 4414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4414)] Waiting until timeout for monitored process [2024-12-05 21:41:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:00,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:00,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:00,979 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:00,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4414)] Ended with exit code 0 [2024-12-05 21:41:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:00,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:00,986 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:00,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:00,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:00,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:00,987 INFO L229 MonitoredProcess]: Starting monitored process 4415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:00,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4415)] Waiting until timeout for monitored process [2024-12-05 21:41:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4415)] Ended with exit code 0 [2024-12-05 21:41:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,095 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,096 INFO L229 MonitoredProcess]: Starting monitored process 4416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4416)] Waiting until timeout for monitored process [2024-12-05 21:41:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,188 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4416)] Ended with exit code 0 [2024-12-05 21:41:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,195 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,196 INFO L229 MonitoredProcess]: Starting monitored process 4417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4417)] Waiting until timeout for monitored process [2024-12-05 21:41:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4417)] Ended with exit code 0 [2024-12-05 21:41:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,296 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,297 INFO L229 MonitoredProcess]: Starting monitored process 4418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4418)] Waiting until timeout for monitored process [2024-12-05 21:41:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,351 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,394 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4418)] Ended with exit code 0 [2024-12-05 21:41:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,401 INFO L229 MonitoredProcess]: Starting monitored process 4419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4419)] Waiting until timeout for monitored process [2024-12-05 21:41:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4419)] Ended with exit code 0 [2024-12-05 21:41:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,506 INFO L229 MonitoredProcess]: Starting monitored process 4420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4420)] Waiting until timeout for monitored process [2024-12-05 21:41:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,608 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4420)] Ended with exit code 0 [2024-12-05 21:41:01,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,616 INFO L229 MonitoredProcess]: Starting monitored process 4421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4421)] Waiting until timeout for monitored process [2024-12-05 21:41:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4421)] Forceful destruction successful, exit code 0 [2024-12-05 21:41:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,724 INFO L229 MonitoredProcess]: Starting monitored process 4422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4422)] Waiting until timeout for monitored process [2024-12-05 21:41:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4422)] Ended with exit code 0 [2024-12-05 21:41:01,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,846 INFO L229 MonitoredProcess]: Starting monitored process 4423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4423)] Waiting until timeout for monitored process [2024-12-05 21:41:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:01,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:01,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:01,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4423)] Ended with exit code 0 [2024-12-05 21:41:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:01,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:01,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:01,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:01,954 INFO L229 MonitoredProcess]: Starting monitored process 4424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:01,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4424)] Waiting until timeout for monitored process [2024-12-05 21:41:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4424)] Ended with exit code 0 [2024-12-05 21:41:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,075 INFO L229 MonitoredProcess]: Starting monitored process 4425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4425)] Waiting until timeout for monitored process [2024-12-05 21:41:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,179 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4425)] Ended with exit code 0 [2024-12-05 21:41:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,186 INFO L229 MonitoredProcess]: Starting monitored process 4426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4426)] Waiting until timeout for monitored process [2024-12-05 21:41:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4426)] Ended with exit code 0 [2024-12-05 21:41:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,293 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,294 INFO L229 MonitoredProcess]: Starting monitored process 4427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4427)] Waiting until timeout for monitored process [2024-12-05 21:41:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4427)] Ended with exit code 0 [2024-12-05 21:41:02,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,396 INFO L229 MonitoredProcess]: Starting monitored process 4428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4428)] Waiting until timeout for monitored process [2024-12-05 21:41:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4428)] Ended with exit code 0 [2024-12-05 21:41:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,504 INFO L229 MonitoredProcess]: Starting monitored process 4429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4429)] Waiting until timeout for monitored process [2024-12-05 21:41:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4429)] Ended with exit code 0 [2024-12-05 21:41:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,616 INFO L229 MonitoredProcess]: Starting monitored process 4430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4430)] Waiting until timeout for monitored process [2024-12-05 21:41:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4430)] Ended with exit code 0 [2024-12-05 21:41:02,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,726 INFO L229 MonitoredProcess]: Starting monitored process 4431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4431)] Waiting until timeout for monitored process [2024-12-05 21:41:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4431)] Ended with exit code 0 [2024-12-05 21:41:02,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,828 INFO L229 MonitoredProcess]: Starting monitored process 4432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4432)] Waiting until timeout for monitored process [2024-12-05 21:41:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:02,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4432)] Ended with exit code 0 [2024-12-05 21:41:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:02,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:02,928 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:02,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:02,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:02,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:02,930 INFO L229 MonitoredProcess]: Starting monitored process 4433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:02,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4433)] Waiting until timeout for monitored process [2024-12-05 21:41:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:02,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:02,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4433)] Ended with exit code 0 [2024-12-05 21:41:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,035 INFO L229 MonitoredProcess]: Starting monitored process 4434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4434)] Waiting until timeout for monitored process [2024-12-05 21:41:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4434)] Ended with exit code 0 [2024-12-05 21:41:03,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,137 INFO L229 MonitoredProcess]: Starting monitored process 4435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4435)] Waiting until timeout for monitored process [2024-12-05 21:41:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4435)] Ended with exit code 0 [2024-12-05 21:41:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,236 INFO L229 MonitoredProcess]: Starting monitored process 4436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4436)] Waiting until timeout for monitored process [2024-12-05 21:41:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4436)] Ended with exit code 0 [2024-12-05 21:41:03,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,337 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,338 INFO L229 MonitoredProcess]: Starting monitored process 4437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4437)] Waiting until timeout for monitored process [2024-12-05 21:41:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,387 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4437)] Ended with exit code 0 [2024-12-05 21:41:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,435 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,437 INFO L229 MonitoredProcess]: Starting monitored process 4438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4438)] Waiting until timeout for monitored process [2024-12-05 21:41:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,535 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4438)] Ended with exit code 0 [2024-12-05 21:41:03,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,543 INFO L229 MonitoredProcess]: Starting monitored process 4439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4439)] Waiting until timeout for monitored process [2024-12-05 21:41:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,634 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4439)] Ended with exit code 0 [2024-12-05 21:41:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,642 INFO L229 MonitoredProcess]: Starting monitored process 4440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4440)] Waiting until timeout for monitored process [2024-12-05 21:41:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4440)] Ended with exit code 0 [2024-12-05 21:41:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,749 INFO L229 MonitoredProcess]: Starting monitored process 4441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4441)] Waiting until timeout for monitored process [2024-12-05 21:41:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,849 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4441)] Ended with exit code 0 [2024-12-05 21:41:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,857 INFO L229 MonitoredProcess]: Starting monitored process 4442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4442)] Waiting until timeout for monitored process [2024-12-05 21:41:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:03,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:03,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:03,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4442)] Ended with exit code 0 [2024-12-05 21:41:03,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:03,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:03,955 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:03,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:03,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:03,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:03,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:03,956 INFO L229 MonitoredProcess]: Starting monitored process 4443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:03,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4443)] Waiting until timeout for monitored process [2024-12-05 21:41:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4443)] Ended with exit code 0 [2024-12-05 21:41:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,055 INFO L229 MonitoredProcess]: Starting monitored process 4444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4444)] Waiting until timeout for monitored process [2024-12-05 21:41:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,107 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,155 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4444)] Ended with exit code 0 [2024-12-05 21:41:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,163 INFO L229 MonitoredProcess]: Starting monitored process 4445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4445)] Waiting until timeout for monitored process [2024-12-05 21:41:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4445)] Ended with exit code 0 [2024-12-05 21:41:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,263 INFO L229 MonitoredProcess]: Starting monitored process 4446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4446)] Waiting until timeout for monitored process [2024-12-05 21:41:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4446)] Ended with exit code 0 [2024-12-05 21:41:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,367 INFO L229 MonitoredProcess]: Starting monitored process 4447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4447)] Waiting until timeout for monitored process [2024-12-05 21:41:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4447)] Ended with exit code 0 [2024-12-05 21:41:04,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,471 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,472 INFO L229 MonitoredProcess]: Starting monitored process 4448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4448)] Waiting until timeout for monitored process [2024-12-05 21:41:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,528 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,575 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4448)] Ended with exit code 0 [2024-12-05 21:41:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,585 INFO L229 MonitoredProcess]: Starting monitored process 4449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4449)] Waiting until timeout for monitored process [2024-12-05 21:41:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4449)] Ended with exit code 0 [2024-12-05 21:41:04,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,687 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,688 INFO L229 MonitoredProcess]: Starting monitored process 4450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4450)] Waiting until timeout for monitored process [2024-12-05 21:41:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4450)] Ended with exit code 0 [2024-12-05 21:41:04,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,796 INFO L229 MonitoredProcess]: Starting monitored process 4451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4451)] Waiting until timeout for monitored process [2024-12-05 21:41:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:04,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4451)] Ended with exit code 0 [2024-12-05 21:41:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:04,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:04,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:04,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:04,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:04,904 INFO L229 MonitoredProcess]: Starting monitored process 4452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:04,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4452)] Waiting until timeout for monitored process [2024-12-05 21:41:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:04,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:04,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4452)] Ended with exit code 0 [2024-12-05 21:41:05,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,011 INFO L229 MonitoredProcess]: Starting monitored process 4453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4453)] Waiting until timeout for monitored process [2024-12-05 21:41:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4453)] Ended with exit code 0 [2024-12-05 21:41:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,115 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,116 INFO L229 MonitoredProcess]: Starting monitored process 4454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4454)] Waiting until timeout for monitored process [2024-12-05 21:41:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,211 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4454)] Ended with exit code 0 [2024-12-05 21:41:05,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,218 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,219 INFO L229 MonitoredProcess]: Starting monitored process 4455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4455)] Waiting until timeout for monitored process [2024-12-05 21:41:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4455)] Ended with exit code 0 [2024-12-05 21:41:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,326 INFO L229 MonitoredProcess]: Starting monitored process 4456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4456)] Waiting until timeout for monitored process [2024-12-05 21:41:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4456)] Ended with exit code 0 [2024-12-05 21:41:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,432 INFO L229 MonitoredProcess]: Starting monitored process 4457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4457)] Waiting until timeout for monitored process [2024-12-05 21:41:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,522 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4457)] Ended with exit code 0 [2024-12-05 21:41:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,530 INFO L229 MonitoredProcess]: Starting monitored process 4458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4458)] Waiting until timeout for monitored process [2024-12-05 21:41:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,625 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4458)] Ended with exit code 0 [2024-12-05 21:41:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,634 INFO L229 MonitoredProcess]: Starting monitored process 4459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4459)] Waiting until timeout for monitored process [2024-12-05 21:41:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4459)] Ended with exit code 0 [2024-12-05 21:41:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,742 INFO L229 MonitoredProcess]: Starting monitored process 4460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4460)] Waiting until timeout for monitored process [2024-12-05 21:41:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4460)] Ended with exit code 0 [2024-12-05 21:41:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,854 INFO L229 MonitoredProcess]: Starting monitored process 4461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4461)] Waiting until timeout for monitored process [2024-12-05 21:41:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:05,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:05,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4461)] Ended with exit code 0 [2024-12-05 21:41:05,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:05,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:05,957 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:05,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:05,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:05,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:05,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:05,959 INFO L229 MonitoredProcess]: Starting monitored process 4462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:05,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4462)] Waiting until timeout for monitored process [2024-12-05 21:41:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4462)] Ended with exit code 0 [2024-12-05 21:41:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,063 INFO L229 MonitoredProcess]: Starting monitored process 4463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4463)] Waiting until timeout for monitored process [2024-12-05 21:41:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4463)] Ended with exit code 0 [2024-12-05 21:41:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,169 INFO L229 MonitoredProcess]: Starting monitored process 4464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4464)] Waiting until timeout for monitored process [2024-12-05 21:41:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4464)] Ended with exit code 0 [2024-12-05 21:41:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,264 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,265 INFO L229 MonitoredProcess]: Starting monitored process 4465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4465)] Waiting until timeout for monitored process [2024-12-05 21:41:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4465)] Ended with exit code 0 [2024-12-05 21:41:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,367 INFO L229 MonitoredProcess]: Starting monitored process 4466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4466)] Waiting until timeout for monitored process [2024-12-05 21:41:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4466)] Ended with exit code 0 [2024-12-05 21:41:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,486 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,487 INFO L229 MonitoredProcess]: Starting monitored process 4467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4467)] Waiting until timeout for monitored process [2024-12-05 21:41:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,582 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4467)] Ended with exit code 0 [2024-12-05 21:41:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,589 INFO L229 MonitoredProcess]: Starting monitored process 4468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4468)] Waiting until timeout for monitored process [2024-12-05 21:41:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,677 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4468)] Ended with exit code 0 [2024-12-05 21:41:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,685 INFO L229 MonitoredProcess]: Starting monitored process 4469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4469)] Waiting until timeout for monitored process [2024-12-05 21:41:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4469)] Ended with exit code 0 [2024-12-05 21:41:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,788 INFO L229 MonitoredProcess]: Starting monitored process 4470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4470)] Waiting until timeout for monitored process [2024-12-05 21:41:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4470)] Ended with exit code 0 [2024-12-05 21:41:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:06,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:06,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:06,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:06,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:06,893 INFO L229 MonitoredProcess]: Starting monitored process 4471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:06,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4471)] Waiting until timeout for monitored process [2024-12-05 21:41:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:06,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:06,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:06,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4471)] Ended with exit code 0 [2024-12-05 21:41:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,002 INFO L229 MonitoredProcess]: Starting monitored process 4472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4472)] Waiting until timeout for monitored process [2024-12-05 21:41:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,105 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4472)] Ended with exit code 0 [2024-12-05 21:41:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,114 INFO L229 MonitoredProcess]: Starting monitored process 4473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4473)] Waiting until timeout for monitored process [2024-12-05 21:41:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4473)] Ended with exit code 0 [2024-12-05 21:41:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,219 INFO L229 MonitoredProcess]: Starting monitored process 4474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4474)] Waiting until timeout for monitored process [2024-12-05 21:41:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4474)] Ended with exit code 0 [2024-12-05 21:41:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,320 INFO L229 MonitoredProcess]: Starting monitored process 4475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4475)] Waiting until timeout for monitored process [2024-12-05 21:41:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,413 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4475)] Forceful destruction successful, exit code 0 [2024-12-05 21:41:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,421 INFO L229 MonitoredProcess]: Starting monitored process 4476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4476)] Waiting until timeout for monitored process [2024-12-05 21:41:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4476)] Ended with exit code 0 [2024-12-05 21:41:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,523 INFO L229 MonitoredProcess]: Starting monitored process 4477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4477)] Waiting until timeout for monitored process [2024-12-05 21:41:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4477)] Ended with exit code 0 [2024-12-05 21:41:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,632 INFO L229 MonitoredProcess]: Starting monitored process 4478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4478)] Waiting until timeout for monitored process [2024-12-05 21:41:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4478)] Ended with exit code 0 [2024-12-05 21:41:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,736 INFO L229 MonitoredProcess]: Starting monitored process 4479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4479)] Waiting until timeout for monitored process [2024-12-05 21:41:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4479)] Ended with exit code 0 [2024-12-05 21:41:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,845 INFO L229 MonitoredProcess]: Starting monitored process 4480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4480)] Waiting until timeout for monitored process [2024-12-05 21:41:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:07,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:07,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4480)] Ended with exit code 0 [2024-12-05 21:41:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:07,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:07,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:07,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:07,943 INFO L229 MonitoredProcess]: Starting monitored process 4481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:07,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4481)] Waiting until timeout for monitored process [2024-12-05 21:41:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:07,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4481)] Ended with exit code 0 [2024-12-05 21:41:08,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,055 INFO L229 MonitoredProcess]: Starting monitored process 4482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4482)] Waiting until timeout for monitored process [2024-12-05 21:41:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4482)] Ended with exit code 0 [2024-12-05 21:41:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,161 INFO L229 MonitoredProcess]: Starting monitored process 4483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4483)] Waiting until timeout for monitored process [2024-12-05 21:41:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4483)] Ended with exit code 0 [2024-12-05 21:41:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,269 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,271 INFO L229 MonitoredProcess]: Starting monitored process 4484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4484)] Waiting until timeout for monitored process [2024-12-05 21:41:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,366 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4484)] Ended with exit code 0 [2024-12-05 21:41:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,373 INFO L229 MonitoredProcess]: Starting monitored process 4485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4485)] Waiting until timeout for monitored process [2024-12-05 21:41:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4485)] Ended with exit code 0 [2024-12-05 21:41:08,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,472 INFO L229 MonitoredProcess]: Starting monitored process 4486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4486)] Waiting until timeout for monitored process [2024-12-05 21:41:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4486)] Ended with exit code 0 [2024-12-05 21:41:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,580 INFO L229 MonitoredProcess]: Starting monitored process 4487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4487)] Waiting until timeout for monitored process [2024-12-05 21:41:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4487)] Ended with exit code 0 [2024-12-05 21:41:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,690 INFO L229 MonitoredProcess]: Starting monitored process 4488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4488)] Waiting until timeout for monitored process [2024-12-05 21:41:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4488)] Ended with exit code 0 [2024-12-05 21:41:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,790 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,791 INFO L229 MonitoredProcess]: Starting monitored process 4489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4489)] Waiting until timeout for monitored process [2024-12-05 21:41:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:08,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4489)] Ended with exit code 0 [2024-12-05 21:41:08,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:08,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:08,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:08,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:08,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:08,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:08,911 INFO L229 MonitoredProcess]: Starting monitored process 4490 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:08,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4490)] Waiting until timeout for monitored process [2024-12-05 21:41:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:08,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:08,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4490)] Ended with exit code 0 [2024-12-05 21:41:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,013 INFO L229 MonitoredProcess]: Starting monitored process 4491 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4491)] Waiting until timeout for monitored process [2024-12-05 21:41:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4491)] Ended with exit code 0 [2024-12-05 21:41:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,113 INFO L229 MonitoredProcess]: Starting monitored process 4492 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4492)] Waiting until timeout for monitored process [2024-12-05 21:41:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,211 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4492)] Ended with exit code 0 [2024-12-05 21:41:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,218 INFO L229 MonitoredProcess]: Starting monitored process 4493 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4493)] Waiting until timeout for monitored process [2024-12-05 21:41:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4493)] Ended with exit code 0 [2024-12-05 21:41:09,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,317 INFO L229 MonitoredProcess]: Starting monitored process 4494 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4494)] Waiting until timeout for monitored process [2024-12-05 21:41:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4494)] Ended with exit code 0 [2024-12-05 21:41:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,413 INFO L229 MonitoredProcess]: Starting monitored process 4495 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4495)] Waiting until timeout for monitored process [2024-12-05 21:41:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4495)] Ended with exit code 0 [2024-12-05 21:41:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,521 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,522 INFO L229 MonitoredProcess]: Starting monitored process 4496 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4496)] Waiting until timeout for monitored process [2024-12-05 21:41:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4496)] Forceful destruction successful, exit code 0 [2024-12-05 21:41:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,622 INFO L229 MonitoredProcess]: Starting monitored process 4497 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4497)] Waiting until timeout for monitored process [2024-12-05 21:41:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4497)] Ended with exit code 0 [2024-12-05 21:41:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,727 INFO L229 MonitoredProcess]: Starting monitored process 4498 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4498)] Waiting until timeout for monitored process [2024-12-05 21:41:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4498)] Ended with exit code 0 [2024-12-05 21:41:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,827 INFO L229 MonitoredProcess]: Starting monitored process 4499 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4499)] Waiting until timeout for monitored process [2024-12-05 21:41:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:09,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4499)] Ended with exit code 0 [2024-12-05 21:41:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:09,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:09,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:09,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:09,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:09,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:09,926 INFO L229 MonitoredProcess]: Starting monitored process 4500 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:09,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4500)] Waiting until timeout for monitored process [2024-12-05 21:41:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:09,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:09,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4500)] Ended with exit code 0 [2024-12-05 21:41:10,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,026 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,027 INFO L229 MonitoredProcess]: Starting monitored process 4501 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4501)] Waiting until timeout for monitored process [2024-12-05 21:41:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4501)] Ended with exit code 0 [2024-12-05 21:41:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,120 INFO L229 MonitoredProcess]: Starting monitored process 4502 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4502)] Waiting until timeout for monitored process [2024-12-05 21:41:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4502)] Ended with exit code 0 [2024-12-05 21:41:10,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,223 INFO L229 MonitoredProcess]: Starting monitored process 4503 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4503)] Waiting until timeout for monitored process [2024-12-05 21:41:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4503)] Ended with exit code 0 [2024-12-05 21:41:10,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,324 INFO L229 MonitoredProcess]: Starting monitored process 4504 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4504)] Waiting until timeout for monitored process [2024-12-05 21:41:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,413 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4504)] Ended with exit code 0 [2024-12-05 21:41:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,421 INFO L229 MonitoredProcess]: Starting monitored process 4505 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4505)] Waiting until timeout for monitored process [2024-12-05 21:41:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,506 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4505)] Ended with exit code 0 [2024-12-05 21:41:10,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,513 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,514 INFO L229 MonitoredProcess]: Starting monitored process 4506 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4506)] Waiting until timeout for monitored process [2024-12-05 21:41:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4506)] Ended with exit code 0 [2024-12-05 21:41:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,611 INFO L229 MonitoredProcess]: Starting monitored process 4507 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4507)] Waiting until timeout for monitored process [2024-12-05 21:41:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4507)] Ended with exit code 0 [2024-12-05 21:41:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,717 INFO L229 MonitoredProcess]: Starting monitored process 4508 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4508)] Waiting until timeout for monitored process [2024-12-05 21:41:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4508)] Ended with exit code 0 [2024-12-05 21:41:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,819 INFO L229 MonitoredProcess]: Starting monitored process 4509 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4509)] Waiting until timeout for monitored process [2024-12-05 21:41:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:10,914 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:10,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4509)] Ended with exit code 0 [2024-12-05 21:41:10,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:10,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:10,920 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:10,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:10,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:10,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:10,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:10,922 INFO L229 MonitoredProcess]: Starting monitored process 4510 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4510)] Waiting until timeout for monitored process [2024-12-05 21:41:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:10,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:10,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,017 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4510)] Ended with exit code 0 [2024-12-05 21:41:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,025 INFO L229 MonitoredProcess]: Starting monitored process 4511 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4511)] Waiting until timeout for monitored process [2024-12-05 21:41:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4511)] Ended with exit code 0 [2024-12-05 21:41:11,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,120 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,121 INFO L229 MonitoredProcess]: Starting monitored process 4512 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4512)] Waiting until timeout for monitored process [2024-12-05 21:41:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4512)] Ended with exit code 0 [2024-12-05 21:41:11,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,228 INFO L229 MonitoredProcess]: Starting monitored process 4513 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4513)] Waiting until timeout for monitored process [2024-12-05 21:41:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4513)] Ended with exit code 0 [2024-12-05 21:41:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,331 INFO L229 MonitoredProcess]: Starting monitored process 4514 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4514)] Waiting until timeout for monitored process [2024-12-05 21:41:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4514)] Ended with exit code 0 [2024-12-05 21:41:11,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,432 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,434 INFO L229 MonitoredProcess]: Starting monitored process 4515 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4515)] Waiting until timeout for monitored process [2024-12-05 21:41:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,536 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4515)] Ended with exit code 0 [2024-12-05 21:41:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,543 INFO L229 MonitoredProcess]: Starting monitored process 4516 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4516)] Waiting until timeout for monitored process [2024-12-05 21:41:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4516)] Ended with exit code 0 [2024-12-05 21:41:11,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,647 INFO L229 MonitoredProcess]: Starting monitored process 4517 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4517)] Waiting until timeout for monitored process [2024-12-05 21:41:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4517)] Ended with exit code 0 [2024-12-05 21:41:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,743 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,744 INFO L229 MonitoredProcess]: Starting monitored process 4518 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4518)] Waiting until timeout for monitored process [2024-12-05 21:41:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,839 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4518)] Ended with exit code 0 [2024-12-05 21:41:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,847 INFO L229 MonitoredProcess]: Starting monitored process 4519 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4519)] Waiting until timeout for monitored process [2024-12-05 21:41:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,940 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:11,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4519)] Ended with exit code 0 [2024-12-05 21:41:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:11,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:11,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:11,947 INFO L229 MonitoredProcess]: Starting monitored process 4520 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:11,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4520)] Waiting until timeout for monitored process [2024-12-05 21:41:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:12,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:12,043 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:12,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4520)] Ended with exit code 0 [2024-12-05 21:41:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:12,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:12,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:12,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:12,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:12,051 INFO L229 MonitoredProcess]: Starting monitored process 4521 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:12,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4521)] Waiting until timeout for monitored process [2024-12-05 21:41:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:12,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:12,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4521)] Ended with exit code 0 [2024-12-05 21:41:12,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:12,156 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:12,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:12,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:12,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:12,157 INFO L229 MonitoredProcess]: Starting monitored process 4522 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:12,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4522)] Waiting until timeout for monitored process [2024-12-05 21:41:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:41:12,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:12,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:41:12,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4522)] Ended with exit code 0 [2024-12-05 21:41:12,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:41:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:41:12,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:12,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:12,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:12,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:12,264 INFO L229 MonitoredProcess]: Starting monitored process 4523 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:12,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d6ec8f-fb49-46c8-9f32-9b700c6a0483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4523)] Waiting until timeout for monitored process