./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/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_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/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 64bit --witnessprinter.graph.data.programhash caa84a091b99b66a1da3990b205ee8e8e4cfa2478d32b035bf8784a52ef5640a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:29:01,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:29:01,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:29:01,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:29:01,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:29:01,949 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:29:01,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:29:01,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:29:01,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:29:01,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:29:01,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:29:01,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:29:01,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:29:01,951 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:29:01,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:29:01,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:29:01,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:01,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:29:01,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:29:01,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:29:01,952 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:29:01,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:29:01,952 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_09e9412f-c61e-4ec8-b8a2-68be35460458/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caa84a091b99b66a1da3990b205ee8e8e4cfa2478d32b035bf8784a52ef5640a [2024-12-05 22:29:02,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:29:02,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:29:02,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:29:02,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:29:02,206 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:29:02,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c [2024-12-05 22:29:04,833 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/69971ea39/abb22d10cc8542d2901d9e73bb07cc4f/FLAGbc821dbe1 [2024-12-05 22:29:05,036 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:29:05,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c [2024-12-05 22:29:05,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/69971ea39/abb22d10cc8542d2901d9e73bb07cc4f/FLAGbc821dbe1 [2024-12-05 22:29:05,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/69971ea39/abb22d10cc8542d2901d9e73bb07cc4f [2024-12-05 22:29:05,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:29:05,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:29:05,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:05,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:29:05,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:29:05,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7554e397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05, skipping insertion in model container [2024-12-05 22:29:05,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:29:05,555 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_09e9412f-c61e-4ec8-b8a2-68be35460458/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c[1249,1262] [2024-12-05 22:29:05,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:05,631 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:29:05,640 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_09e9412f-c61e-4ec8-b8a2-68be35460458/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c[1249,1262] [2024-12-05 22:29:05,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:05,689 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:29:05,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05 WrapperNode [2024-12-05 22:29:05,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:05,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:05,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:29:05,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:29:05,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,754 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 417 [2024-12-05 22:29:05,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:05,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:29:05,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:29:05,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:29:05,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,786 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:29:05,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:29:05,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:29:05,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:29:05,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:05,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:29:05,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:29:05,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:29:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:29:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:29:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:29:05,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:29:05,962 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:29:05,964 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:29:06,472 INFO L? ?]: Removed 169 outVars from TransFormulas that were not future-live. [2024-12-05 22:29:06,473 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:29:06,853 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:29:06,853 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:29:06,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:06 BoogieIcfgContainer [2024-12-05 22:29:06,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:29:06,855 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:29:06,855 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:29:06,863 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:29:06,863 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:06" (1/1) ... [2024-12-05 22:29:06,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:29:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:29:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:29:06,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:29:06,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:06,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:29:07,115 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:29:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:29:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:29:07,326 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:29:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:29:07,442 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:29:07,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:29:07 ImpRootNode [2024-12-05 22:29:07,468 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:29:07,468 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:29:07,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:29:07,469 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:29:07,469 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:06" (3/4) ... [2024-12-05 22:29:07,471 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:29:07,472 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:29:07,473 INFO L158 Benchmark]: Toolchain (without parser) took 2062.45ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 45.7MB in the end (delta: 70.7MB). Peak memory consumption was 69.1MB. Max. memory is 16.1GB. [2024-12-05 22:29:07,473 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:29:07,474 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.88ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 100.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:29:07,474 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.26ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 91.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:29:07,475 INFO L158 Benchmark]: Boogie Preprocessor took 51.88ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 88.3MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:29:07,475 INFO L158 Benchmark]: RCFGBuilder took 1046.48ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 84.8MB in the end (delta: 3.4MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2024-12-05 22:29:07,475 INFO L158 Benchmark]: CodeCheck took 613.29ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 45.7MB in the end (delta: 39.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 22:29:07,476 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 142.6MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:29:07,478 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 44, overapproximation of bitwiseAnd at line 88. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L32] const SORT_1 var_10 = 0; [L33] const SORT_5 var_18 = 1; [L34] const SORT_5 var_28 = 0; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L38] SORT_1 input_4; [L39] SORT_5 input_6; [L40] SORT_5 input_7; [L41] SORT_5 input_8; [L42] SORT_5 input_9; [L44] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L44] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L45] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L45] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L46] SORT_1 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L47] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L47] SORT_1 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L48] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L49] SORT_5 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L50] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L50] SORT_5 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L51] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L51] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L52] SORT_5 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L53] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L53] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L54] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L54] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L55] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L55] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_1 init_12_arg_1 = var_10; [L58] state_11 = init_12_arg_1 [L59] SORT_1 init_14_arg_1 = var_10; [L60] state_13 = init_14_arg_1 [L61] SORT_1 init_23_arg_1 = var_10; [L62] state_22 = init_23_arg_1 [L63] SORT_1 init_25_arg_1 = var_10; [L64] state_24 = init_25_arg_1 [L65] SORT_1 init_27_arg_1 = var_10; [L66] state_26 = init_27_arg_1 [L67] SORT_5 init_30_arg_1 = var_28; [L68] state_29 = init_30_arg_1 [L69] SORT_5 init_32_arg_1 = var_28; [L70] state_31 = init_32_arg_1 [L71] SORT_1 init_34_arg_1 = var_10; [L72] state_33 = init_34_arg_1 [L73] SORT_5 init_36_arg_1 = var_28; [L74] state_35 = init_36_arg_1 [L75] SORT_1 init_38_arg_1 = var_10; [L76] state_37 = init_38_arg_1 [L77] SORT_1 init_41_arg_1 = var_10; [L78] state_40 = init_41_arg_1 [L79] SORT_1 init_43_arg_1 = var_10; [L80] state_42 = init_43_arg_1 VAL [mask_SORT_1=255, mask_SORT_5=1, state_11=0, state_13=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_40=0, state_42=0, var_10=0, var_18=1, var_28=0] [L83] input_2 = __VERIFIER_nondet_uchar() [L84] input_3 = __VERIFIER_nondet_uchar() [L85] input_4 = __VERIFIER_nondet_uchar() [L86] input_6 = __VERIFIER_nondet_uchar() [L87] input_7 = __VERIFIER_nondet_uchar() [L88] EXPR input_7 & mask_SORT_5 [L88] input_7 = input_7 & mask_SORT_5 [L89] input_8 = __VERIFIER_nondet_uchar() [L90] EXPR input_8 & mask_SORT_5 [L90] input_8 = input_8 & mask_SORT_5 [L91] input_9 = __VERIFIER_nondet_uchar() [L92] EXPR input_9 & mask_SORT_5 [L92] input_9 = input_9 & mask_SORT_5 [L95] SORT_1 var_15_arg_0 = state_11; [L96] SORT_1 var_15_arg_1 = state_13; [L97] SORT_5 var_15 = var_15_arg_0 == var_15_arg_1; [L98] SORT_5 var_19_arg_0 = var_15; [L99] SORT_5 var_19 = ~var_19_arg_0; [L100] SORT_5 var_20_arg_0 = var_18; [L101] SORT_5 var_20_arg_1 = var_19; [L102] EXPR var_20_arg_0 & var_20_arg_1 [L102] SORT_5 var_20 = var_20_arg_0 & var_20_arg_1; [L103] EXPR var_20 & mask_SORT_5 [L103] var_20 = var_20 & mask_SORT_5 [L104] SORT_5 bad_21_arg_0 = var_20; [L105] CALL __VERIFIER_assert(!(bad_21_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.88ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 100.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.26ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 91.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.88ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 88.3MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1046.48ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 84.8MB in the end (delta: 3.4MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * CodeCheck took 613.29ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 45.7MB in the end (delta: 39.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 142.6MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:29:07,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/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_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/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 64bit --witnessprinter.graph.data.programhash caa84a091b99b66a1da3990b205ee8e8e4cfa2478d32b035bf8784a52ef5640a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:29:09,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:29:09,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:29:09,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:29:09,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:29:09,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:29:09,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:29:09,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:29:09,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:29:09,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:29:09,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:29:09,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:29:09,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:29:09,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:09,489 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:29:09,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:29:09,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:09,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:29:09,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:29:09,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:29:09,490 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:29:09,490 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:09,490 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:29:09,490 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_09e9412f-c61e-4ec8-b8a2-68be35460458/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caa84a091b99b66a1da3990b205ee8e8e4cfa2478d32b035bf8784a52ef5640a [2024-12-05 22:29:09,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:29:09,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:29:09,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:29:09,736 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:29:09,737 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:29:09,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c [2024-12-05 22:29:12,427 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/409750102/7f71cb508c784961a6966f10ea332ed7/FLAGda23bf57e [2024-12-05 22:29:12,610 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:29:12,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c [2024-12-05 22:29:12,618 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/409750102/7f71cb508c784961a6966f10ea332ed7/FLAGda23bf57e [2024-12-05 22:29:12,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/data/409750102/7f71cb508c784961a6966f10ea332ed7 [2024-12-05 22:29:12,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:29:12,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:29:12,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:12,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:29:12,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:29:12,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f85e5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12, skipping insertion in model container [2024-12-05 22:29:12,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:29:12,785 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_09e9412f-c61e-4ec8-b8a2-68be35460458/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c[1249,1262] [2024-12-05 22:29:12,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:12,845 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:29:12,853 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_09e9412f-c61e-4ec8-b8a2-68be35460458/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v1.c[1249,1262] [2024-12-05 22:29:12,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:12,901 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:29:12,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12 WrapperNode [2024-12-05 22:29:12,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:12,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:12,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:29:12,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:29:12,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,937 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 249 [2024-12-05 22:29:12,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:12,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:29:12,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:29:12,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:29:12,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,955 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:29:12,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:29:12,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:29:12,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:29:12,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:12" (1/1) ... [2024-12-05 22:29:12,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:12,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:29:12,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:29:12,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:29:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:29:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:29:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:29:13,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:29:13,104 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:29:13,106 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:29:13,327 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-12-05 22:29:13,327 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:29:13,350 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:29:13,351 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:29:13,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:13 BoogieIcfgContainer [2024-12-05 22:29:13,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:29:13,351 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:29:13,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:29:13,358 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:29:13,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:13" (1/1) ... [2024-12-05 22:29:13,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:29:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:29:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:29:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:29:13,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:13,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:13,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:13,402 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:13,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:29:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:13,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:13,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 22:29:13,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:13,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:29:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:29:13,762 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:29:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:29:13,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:13,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:13,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:13,765 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:13,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:29:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:13,925 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:13,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:29:13,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:14,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:29:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:14,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2024-12-05 22:29:14,752 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2024-12-05 22:29:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:29:14,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:14,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:14,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:14,754 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:14,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:29:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:14,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:15,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 22:29:15,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:15,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:29:16,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:16,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2024-12-05 22:29:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2024-12-05 22:29:16,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:29:16,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:16,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:16,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:16,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:16,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:29:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:16,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:17,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:29:17,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:20,877 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:20,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:29:31,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:29:38,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:38,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 23 states and 58 transitions. [2024-12-05 22:29:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 58 transitions. [2024-12-05 22:29:38,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:29:38,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:38,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:38,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:38,372 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:38,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:29:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:38,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:39,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:29:39,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:50,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:29:55,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:29:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 24 states and 62 transitions. [2024-12-05 22:29:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 62 transitions. [2024-12-05 22:29:55,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:29:55,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:55,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:55,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:55,553 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:55,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:29:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:55,920 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:56,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:29:56,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:59,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:30:20,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:30:20,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:20,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:30:20,830 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:30:20,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:30:20,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:20,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:20,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:30:20,833 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:30:20,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:30:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:21,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:30:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:21,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:30:21,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:59,560 WARN L286 SmtUtils]: Spent 20.35s on a formula simplification. DAG size of input: 136 DAG size of output: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:30:59,848 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:59,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-12-05 22:31:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:31:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:31:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:31:25,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:25,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:25,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:25,763 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:25,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:31:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:26,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:26,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:31:26,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:29,428 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:29,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 22:31:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:31:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:31:29,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:31:29,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:29,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:29,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:29,521 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:29,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:31:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:29,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:30,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:31:30,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:42,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:31:42,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:42,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:31:42,738 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:31:42,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:31:42,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:42,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:42,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:42,740 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:42,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:31:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:43,137 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:43,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:31:43,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:47,330 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:47,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:31:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:31:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:31:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:31:47,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:47,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:47,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:47,418 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:47,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:31:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:47,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:48,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:31:48,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:52,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 22:31:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:31:52,603 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:31:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:31:52,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:52,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:52,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:52,605 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:52,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:31:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:53,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:53,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:31:53,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:56,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 22:31:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:31:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:31:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:31:56,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:56,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:56,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:56,461 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:56,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:31:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:56,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:57,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:31:57,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:03,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:32:03,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:03,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:03,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:03,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:03,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:03,430 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:03,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:32:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:03,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:04,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:04,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:11,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 22:32:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:11,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:11,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:11,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:11,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:11,366 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:11,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 22:32:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:11,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:12,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:12,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:16,406 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:16,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 22:32:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:16,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:16,489 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:16,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:16,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:16,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:16,491 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:16,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 22:32:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:16,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:17,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:17,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:20,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 22:32:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:20,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:20,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:20,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:20,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:20,895 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:20,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 22:32:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:21,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:21,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:21,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:24,881 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:24,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 22:32:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:24,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:24,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:24,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:24,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:24,971 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:24,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 22:32:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:25,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:25,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:25,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:29,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 22:32:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:29,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:29,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:29,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:29,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:29,767 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:29,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 22:32:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:30,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:30,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:30,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:33,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 22:32:33,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:33,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:33,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:33,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:33,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:33,772 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:33,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 22:32:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:34,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:34,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:34,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:37,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 22:32:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:38,030 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:38,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:38,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:38,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:38,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:38,032 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:38,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 22:32:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:38,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:38,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:38,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:42,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 22:32:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:42,231 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:42,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:42,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:42,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:42,233 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:42,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 22:32:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:42,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:43,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:43,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:46,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 22:32:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:32:46,293 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:32:46,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:32:46,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:46,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:46,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:46,295 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:46,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 22:32:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:46,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:47,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:32:47,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:12,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 22:33:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:16,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:16,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:16,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:16,051 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:16,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 22:33:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:16,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:17,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:17,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:21,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 22:33:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:21,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:21,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:21,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:21,670 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:21,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 22:33:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:22,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:22,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:22,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:26,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 22:33:26,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:26,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:26,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:26,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:26,105 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:26,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 22:33:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:26,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:26,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:26,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:30,328 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:30,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 22:33:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:30,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:30,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:30,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:30,415 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:30,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 22:33:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:30,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:31,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:31,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:34,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 22:33:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:34,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:34,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:34,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:34,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:34,733 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:34,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 22:33:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:35,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:35,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:35,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:42,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 22:33:42,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:42,293 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:42,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:42,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:42,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:42,298 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:42,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 22:33:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:42,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:43,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:43,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:51,898 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:51,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 22:33:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:33:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:33:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:33:51,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:51,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:51,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:51,981 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:51,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 22:33:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:52,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:52,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:33:52,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:00,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 22:34:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:01,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:01,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:01,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:01,017 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:01,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 22:34:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:01,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:02,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:02,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:05,833 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:05,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 22:34:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:05,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:05,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:05,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:05,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:05,914 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:05,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 22:34:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:06,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:06,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:06,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:10,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 22:34:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:10,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:10,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:10,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:10,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:10,259 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:10,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 22:34:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:10,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:11,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:11,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:15,208 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:15,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 22:34:15,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:15,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:15,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:15,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:15,303 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:15,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 22:34:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:15,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:16,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:16,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:20,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 22:34:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:20,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:20,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:20,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:20,445 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:20,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 22:34:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:20,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:21,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:21,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:24,864 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:24,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 22:34:24,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:24,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:24,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:24,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:24,951 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:24,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 22:34:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:25,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:25,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:25,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:29,918 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:29,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 22:34:30,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:30,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:30,001 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:30,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:30,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:30,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:30,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:30,003 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:30,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 22:34:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:30,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:31,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:31,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:34,826 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:34,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 22:34:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:34,911 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:34,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:34,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:34,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:34,913 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:34,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 22:34:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:35,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:36,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:36,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:39,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 22:34:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:39,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:39,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:39,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:39,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:39,818 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:39,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 22:34:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:40,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:40,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:40,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:44,434 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:44,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 22:34:44,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:44,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:44,514 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:44,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:44,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:44,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:44,515 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:44,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 22:34:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:45,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:45,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:45,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:49,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 22:34:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:49,393 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:49,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:49,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:49,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:49,395 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:49,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 22:34:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:50,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:50,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:50,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:54,996 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:55,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 22:34:55,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:55,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:34:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:34:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:34:55,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:55,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:55,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:55,081 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:55,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 22:34:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:55,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:56,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:34:56,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:34:59,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 22:35:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:00,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:00,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:00,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:00,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:00,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:00,071 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:00,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 22:35:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:00,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:01,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:01,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:07,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 22:35:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:07,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:07,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:07,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:07,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:07,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:07,221 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:07,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 22:35:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:07,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:08,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:08,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:11,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 22:35:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:11,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:11,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:11,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:11,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:11,929 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:11,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 22:35:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:12,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:13,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:13,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:16,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 22:35:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:16,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:16,804 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:16,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:16,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:16,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:16,806 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:16,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 22:35:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:17,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:18,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:18,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:36,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 22:35:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:38,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:38,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:38,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:38,142 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:38,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 22:35:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:38,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:39,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:39,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:42,810 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:42,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 22:35:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:42,898 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:42,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:42,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:42,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:42,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:42,900 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:42,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 22:35:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:43,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:44,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:44,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:48,239 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:48,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 22:35:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:48,333 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:48,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:48,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:48,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:48,335 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:48,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 22:35:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:49,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:49,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:49,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:54,918 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:54,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 22:35:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:55,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:35:55,003 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:35:55,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:35:55,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:55,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:55,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:55,005 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:55,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 22:35:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:55,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:56,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:35:56,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:00,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 22:36:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:00,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:00,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:00,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:00,709 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:00,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 22:36:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:01,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:02,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:02,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:05,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 22:36:05,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:05,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:05,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:05,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:05,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:05,609 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:05,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 22:36:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:06,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:06,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:06,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:10,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 22:36:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:10,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:10,754 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:10,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:10,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:10,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:10,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:10,756 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:10,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 22:36:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:11,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:11,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:11,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:15,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 22:36:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:15,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:15,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:15,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:15,512 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:15,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 22:36:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:16,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:16,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:16,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:21,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-05 22:36:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:21,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:21,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:21,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:21,260 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:21,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 22:36:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:22,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:22,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:22,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:26,149 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:26,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 22:36:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:26,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:26,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:26,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:26,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:26,237 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:26,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 22:36:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:27,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:27,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:27,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:30,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 22:36:31,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:31,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:31,070 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:31,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:31,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:31,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:31,071 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:31,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 22:36:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:31,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:32,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:32,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:37,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 22:36:37,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:37,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:37,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:37,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:37,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:37,953 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:37,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 22:36:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:38,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:39,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:39,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:46,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-12-05 22:36:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:46,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:46,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:46,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:46,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:46,228 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:46,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 22:36:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:47,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:47,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:47,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:51,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 22:36:51,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:51,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:51,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:51,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:51,662 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:51,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 22:36:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:52,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:53,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:53,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:56,647 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:36:56,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 22:36:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:36:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:36:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:36:56,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:56,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:56,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:56,735 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:56,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 22:36:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:57,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:58,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:36:58,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:01,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 22:37:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:01,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:01,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:01,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:01,820 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:01,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 22:37:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:02,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:03,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:03,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:08,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 22:37:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:08,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:08,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:08,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:08,299 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:08,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 22:37:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:09,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:09,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:09,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:13,363 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:13,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 22:37:13,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:13,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:13,450 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:13,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:13,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:13,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:13,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:13,452 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:13,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 22:37:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:14,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:14,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:14,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:18,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 22:37:18,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:18,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:18,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:18,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:18,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:18,598 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:18,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 22:37:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:19,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:19,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:19,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:23,427 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:23,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 22:37:23,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:23,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:23,513 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:23,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:23,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:23,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:23,514 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:23,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 22:37:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:24,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:24,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:24,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:28,411 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:28,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 22:37:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:28,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:28,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:28,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:28,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:28,502 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:28,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 22:37:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:29,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:29,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:29,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:35,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 22:37:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:35,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:35,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:35,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:35,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:35,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:35,833 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:35,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 22:37:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:36,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:37,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:37,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:40,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 22:37:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:40,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:40,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:40,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:40,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:40,805 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:40,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 22:37:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:41,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:42,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:42,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:46,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 22:37:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:46,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:46,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:46,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:46,853 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:46,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 22:37:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:47,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:48,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:48,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:51,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 22:37:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:51,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:51,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:51,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:52,001 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:52,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 22:37:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:52,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:53,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:53,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:56,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 22:37:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:37:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:37:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:37:56,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:56,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:56,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:56,899 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:56,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 22:37:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:57,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:58,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:37:58,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:03,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 22:38:03,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:03,485 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:03,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:03,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:03,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:03,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:03,487 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:03,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 22:38:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:04,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:04,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:04,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:09,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 22:38:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:10,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:10,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:10,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:10,045 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:10,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 22:38:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:11,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:19,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 22:38:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:19,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:19,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:19,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:19,561 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:19,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 22:38:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:20,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:21,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:21,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:24,573 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:24,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 22:38:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:24,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:24,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:24,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:24,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:24,664 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:24,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 22:38:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:25,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:26,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:26,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:31,000 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:31,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 22:38:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:31,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:31,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:31,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:31,095 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:31,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 22:38:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:32,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:32,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:32,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:36,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 22:38:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:36,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:36,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:36,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:36,390 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:36,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 22:38:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:37,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:37,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:37,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:41,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 22:38:41,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:41,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:41,328 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:41,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:41,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:41,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:41,329 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:41,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 22:38:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:42,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:42,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:42,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:46,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 22:38:46,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:46,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:46,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:46,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:46,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:46,898 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:46,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 22:38:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:47,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:48,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:48,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:51,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 22:38:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:51,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:51,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:51,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:51,964 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:51,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 22:38:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:53,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:53,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:53,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:57,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 22:38:57,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:57,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:38:57,763 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:38:57,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:57,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:57,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:57,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:57,765 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:57,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 22:38:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:58,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:59,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:59,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:11,606 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:11,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 22:39:11,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:11,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:11,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:11,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:11,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:11,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:11,699 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:11,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 22:39:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:12,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:13,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:13,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:17,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 22:39:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:17,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:17,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:17,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:17,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:17,415 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:17,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 22:39:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:18,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:19,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:19,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:22,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 22:39:22,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:22,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:22,562 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:22,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:22,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:22,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:22,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:22,564 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:22,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 22:39:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:23,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:23,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:23,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:27,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 22:39:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:27,937 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:27,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:27,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:27,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:27,939 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:27,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 22:39:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:29,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:29,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:29,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:33,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 22:39:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:33,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:33,169 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:33,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:33,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:33,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:33,171 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:33,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 22:39:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:34,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:34,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:34,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:39,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2024-12-05 22:39:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:39,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:39,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:39,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:39,627 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:39,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 22:39:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:40,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:41,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:41,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:45,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 22:39:46,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:46,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:46,040 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:46,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:46,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:46,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:46,041 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:46,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 22:39:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:47,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:47,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:47,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:51,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 22:39:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:51,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:51,319 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:51,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:51,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:51,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:51,321 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:51,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 22:39:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:52,461 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:52,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:52,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:56,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 22:39:56,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:39:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:39:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:39:56,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:56,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:56,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:56,898 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:56,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 22:39:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:58,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:58,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:39:58,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:02,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 22:40:02,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:02,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:02,379 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:02,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:02,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:02,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:02,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:02,381 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:02,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 22:40:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:03,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:03,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:03,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:07,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 22:40:07,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:07,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:07,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:07,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:07,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:07,567 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:07,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 22:40:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:08,799 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:09,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:09,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:12,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 22:40:12,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:12,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:12,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:12,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:12,896 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:12,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 22:40:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:14,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:14,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:14,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:21,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 22:40:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:21,248 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:21,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:21,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:21,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:21,250 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:21,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 22:40:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:22,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:22,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:22,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:27,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Forceful destruction successful, exit code 0 [2024-12-05 22:40:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:28,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:28,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:28,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:28,039 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:28,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 22:40:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:29,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:29,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:29,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:33,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 22:40:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:33,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:33,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:33,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:33,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:33,122 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:33,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 22:40:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:34,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:34,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:34,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:38,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 22:40:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:38,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:38,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:38,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:38,496 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:38,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 22:40:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:39,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:40,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:40,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:44,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 22:40:44,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:44,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:44,400 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:44,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:44,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:44,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:44,402 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:44,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 22:40:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:45,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:46,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:46,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:49,756 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:49,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 22:40:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:49,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:49,851 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:49,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:49,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:49,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:49,852 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:49,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 22:40:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:51,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:51,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:51,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:55,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 22:40:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:40:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:40:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:40:55,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:55,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:55,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:55,287 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:55,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 22:40:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:56,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:57,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:40:57,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:01,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 22:41:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:01,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:01,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:01,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:01,153 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:01,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 22:41:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:02,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:02,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:02,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:06,864 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:06,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-05 22:41:06,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:06,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:06,961 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:06,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:06,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:06,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:06,963 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:06,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 22:41:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:08,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:08,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:08,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:12,791 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:12,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 22:41:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:12,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:12,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:12,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:12,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:12,891 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:12,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 22:41:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:14,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:14,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:14,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:19,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 22:41:19,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:19,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:19,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:19,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:19,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:19,079 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:19,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 22:41:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:20,398 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:20,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:20,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:24,124 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:24,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-12-05 22:41:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:24,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:24,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:24,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:24,223 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:24,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 22:41:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:25,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:26,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:26,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:32,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 22:41:32,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:32,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:32,932 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:32,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:32,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:32,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:32,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:32,934 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:32,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 22:41:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:34,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:34,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:34,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:39,007 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:39,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 22:41:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:39,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:39,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:39,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:39,105 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:39,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 22:41:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:40,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:40,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:40,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:44,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 22:41:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:44,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:44,919 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:44,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:44,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:44,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:44,921 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:44,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 22:41:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:46,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:46,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:46,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:50,535 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:50,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 22:41:50,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:50,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:50,630 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:50,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:50,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:50,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:50,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:50,632 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:50,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 22:41:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:52,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:52,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:52,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:57,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 22:41:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:57,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:41:57,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:41:57,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:41:57,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:57,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:57,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:57,720 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:57,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 22:41:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:59,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:59,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:41:59,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:02,987 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:03,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 22:42:03,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:03,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:03,086 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:03,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:03,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:03,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:03,088 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:03,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 22:42:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:04,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:04,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:04,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:11,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 22:42:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:11,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:11,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:11,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:11,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:11,105 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:11,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 22:42:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:12,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:12,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:12,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:17,501 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:17,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 22:42:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:17,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:17,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:17,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:17,604 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:17,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 22:42:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:18,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:19,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:19,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:23,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 22:42:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:23,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:23,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:23,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:23,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:23,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:23,958 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:23,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 22:42:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:25,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:25,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:25,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:30,099 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:30,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 22:42:30,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:30,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:30,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:30,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:30,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:30,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:30,199 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:30,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 22:42:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:31,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:31,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:31,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:35,473 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:35,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 22:42:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:35,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:35,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:35,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:35,584 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:35,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 22:42:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:37,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:37,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:37,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:40,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 22:42:41,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:41,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:41,057 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:41,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:41,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:41,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:41,059 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:41,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 22:42:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:42,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:42,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:42,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:46,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 22:42:46,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:46,455 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:46,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:46,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:46,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:46,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:46,456 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:46,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 22:42:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:47,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:48,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:48,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:52,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 22:42:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:52,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:52,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:52,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:52,352 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:52,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 22:42:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:53,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:54,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:42:54,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:58,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-05 22:42:58,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:58,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:42:58,476 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:42:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:58,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:58,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:58,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:58,477 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:58,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 22:42:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:59,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:00,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:00,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:04,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 22:43:04,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:04,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:04,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:04,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:04,620 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:04,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 22:43:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:05,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:06,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:06,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:10,128 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:10,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 22:43:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:10,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:10,231 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:10,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:10,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:10,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:10,233 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:10,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 22:43:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:11,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:12,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:12,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:15,624 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:15,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 22:43:15,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:15,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:15,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:15,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:15,727 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:15,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 22:43:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:17,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:17,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:17,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:21,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 22:43:21,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:21,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:21,155 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:21,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:21,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:21,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:21,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:21,157 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:21,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 22:43:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:22,508 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:22,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:22,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:26,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 22:43:27,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:27,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:27,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:27,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:27,050 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:27,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 22:43:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:28,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:28,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:28,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:33,261 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:33,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 22:43:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:33,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:33,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:33,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:33,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:33,362 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:33,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 22:43:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:34,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:35,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:39,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 22:43:39,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:39,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:39,331 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:39,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:39,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:39,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:39,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:39,333 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:39,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 22:43:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:40,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:41,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:41,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:45,205 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:45,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-12-05 22:43:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:45,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:45,307 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:45,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:45,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:45,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:45,309 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:45,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 22:43:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:46,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:47,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:43:47,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:57,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 22:43:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:57,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 27 states and 77 transitions. [2024-12-05 22:43:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 77 transitions. [2024-12-05 22:43:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:43:57,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:57,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:57,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:57,634 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:57,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9412f-c61e-4ec8-b8a2-68be35460458/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process